01
Protect laboratory identity
Connect each verification record to an approved laboratory rather than an anonymous PDF or copied QR code.
COA Chain Solutions
COA Verification for Independent Testing Laboratories
Protect Certificates of Analysis, laboratory identity, authorized issuer relationships, tested samples, products, batches, customer permissions, and live report status with a verification record that clients and investigators can independently check.
Protect the Original ReportCreate a fingerprint of the registered laboratory document.
Verify the Laboratory & IssuerConnect the record to an approved laboratory and authorized report issuer.
Confirm Sample, Batch & UseShow the applicable sample, product, batch, customer authorization, and live status.
How can an independent laboratory prove a COA is authentic and belongs to the correct sample or batch?
Register the laboratory and Certificate of Analysis with COA Chain, connect the protected report to the authorized issuer, test method, sample, product, batch, and permitted customer relationship, and publish the live COAScan record. Clients, brands, retailers, and investigators can then confirm who issued the report, whether the document matches the protected version, what it applies to, and whether the record is active.
The Verification Gap
A legitimate laboratory report can be copied, altered, relabeled, or reused outside its authorized context.
Independent laboratories issue Certificates of Analysis to manufacturers, pharmacies, brands, retailers, distributors, and other clients. A static PDF or QR code may display test results, but it does not independently establish the laboratory’s identity, confirm the authority of the issuer, prove that the document has not changed, or show that it applies to the sample, product, batch, or customer presenting it.
COA Chain creates a controlled relationship among the verified laboratory, the authorized report issuer, the protected Certificate of Analysis, the tested sample and applicable batch, the permitted customer or product relationship, and the live verification history. The QR code becomes the access point—not the proof itself.
Business Benefits
Turn protected laboratory reports into verifiable proof of origin and authorized use.
COA Chain helps independent laboratories protect report integrity, establish issuer authority, connect results to the correct sample or batch, and give clients a verification source that can be checked without exposing confidential laboratory or customer information.
02
Protect report integrity
Confirm whether the displayed COA matches the registered digital fingerprint of the protected laboratory report.
03
Verify issuer authority
Identify the approved laboratory user, analyst, reviewer, or authorized issuer associated with the report.
04
Connect samples, methods, and batches
Associate the record with the sample ID, test method, product, batch, lot, date, or other approved testing context.
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Control customer authorization
Identify which clients, brands, products, websites, or downstream records are permitted to reference the COA.
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Display live report status
Replace uncontrolled files with active, corrected, replaced, expired, disputed, withdrawn, or revoked status.
How It Works
From laboratory registration to live COAScan verification.
The process connects laboratory identity, authorized issuer authority, report integrity, sample and batch information, customer permissions, and public verification in one controlled record.
Register the laboratory
The laboratory applies, provides business and identity information, and receives an approved registrant record.
Confirm authorized issuers
Approved laboratory users, analysts, reviewers, or signing authorities are associated with the organization according to the program design.
Submit the COA and associations
The authorized participant registers the report and identifies the sample, method, product, batch, lot, customer, or other permitted relationship.
Create the COA.1 record
COA Chain creates the digital fingerprint and records the verification event, current status, and selected public evidence.
Publish or share the COAScan link
The approved link or QR code is placed in the report, client portal, product record, certificate delivery, package documentation, or partner communication.
Maintain the live report
Corrections, replacements, expiration, disputes, withdrawals, or revocations are reflected in the live record instead of silently replacing a PDF.
COAScan Verification
What can a client, brand, retailer, or investigator verify?
COAScan translates registry and blockchain evidence into a simple public result. The page should state exactly what has been confirmed and avoid implying that blockchain registration alone proves scientific accuracy, laboratory accreditation, product safety, or regulatory compliance.
Laboratory identityThe approved independent laboratory associated with the report.
Issuer authorityThe authorized laboratory user, analyst, reviewer, or signing authority connected to the record.
Document integrityWhether the displayed COA matches the registered fingerprint of the protected report.
Sample or batch associationThe approved sample ID, method, product, batch, lot, date, or other testing relationship.
Authorized customer useWhether the client, brand, product page, website, or downstream record is permitted to reference the COA.
Live status and evidenceThe current report status plus selected timestamp and integrity evidence available for independent review.
Identity and Authorized Use
Protect the relationship between the report, laboratory, issuer, tested sample, and authorized customer.
A valid laboratory report can still be misused when it is copied by an unrelated seller, attached to a different sample or batch, presented under a different client’s name, or displayed after the laboratory has corrected or withdrawn it. COA Chain separates document integrity from issuer authority and authorized use so clients and investigators can review each relationship.
| What is displayed | Static PDF or generic QR | COA Chain verification record |
|---|---|---|
| Laboratory and issuer identity | May be stated in the file but not independently confirmed | Connected to an approved laboratory and authorized issuer record |
| Document match | A viewer sees a file but cannot confirm the protected version | Compared with the registered digital fingerprint |
| Sample, method, or batch relationship | Often stated manually without a controlled registry link | Recorded as an authorized association |
| Customer and downstream authorization | A copied file may appear under an unrelated client, seller, product, or website | Approved clients, brands, products, websites, and downstream records can be identified |
| Current report status | Old files can remain in portals, inboxes, and product pages indefinitely | Live status can show correction, replacement, expiration, dispute, withdrawal, or revocation |
What COA Chain does not claim
Registering a laboratory report does not automatically prove that the reported scientific result is correct, that the laboratory is accredited for a particular method, that the sample was collected or handled properly, that the tested sample represents every manufactured item, that the product is safe, or that any participant complies with all regulatory requirements. The verification result should identify only the specific identities, records, associations, timestamps, and status information that were confirmed.
Implementation
Designed for laboratory portals, report delivery, sample records, client systems, and downstream verification.
The same COAScan record can support multiple laboratory and client touchpoints while maintaining one live verification source.
A
Laboratory client portals
Give approved clients a live verification source beside reports, sample records, methods, products, and batch documentation.
B
Issued report delivery
Connect delivered Certificates of Analysis to the protected document fingerprint, authorized issuer, and current status.
C
Sample and batch records
Associate the report with approved sample IDs, product details, test methods, batches, lots, dates, or chain-of-custody references.
D
Brand and product pages
Allow authorized clients to reference the applicable laboratory record without copying an uncontrolled file.
E
QR codes on certificates
Use a controlled QR code that resolves to the live COAScan record rather than an unmonitored PDF location.
F
Quality, support, and investigations
Provide a stable source for report questions, corrections, replacements, disputes, authenticity reviews, and customer inquiries.
Frequently Asked Questions
Independent laboratory COA verification questions
Direct answers for independent laboratories, authorized report issuers, manufacturers, pharmacies, brands, retailers, distributors, and investigators evaluating a COA verification program.
How can an independent laboratory protect a COA from copying or alteration?
An independent laboratory can register its organization and Certificate of Analysis with COA Chain. The resulting COA.1 record connects the protected document fingerprint to the verified laboratory, authorized issuer, applicable sample, method, product, batch or lot, permitted customer relationships, current report status, and COAScan verification page.
Does a QR code by itself prove that a laboratory COA is authentic?
No. A QR code is only a link. Verification depends on the identity behind the record, the registered document fingerprint, the authorized issuer, the sample or batch association, the permitted customer relationship, and the live status displayed by COAScan.
What can a laboratory client verify with COAScan?
A client can review the registered laboratory, authorized issuer information made available by the program, document-integrity status, sample or batch association, permitted customer or product relationship, registration timestamp, live report status, and available public blockchain evidence.
Can one COA be connected to a specific sample, method, product, batch, and customer?
Yes. COA Chain can record the approved relationship among a Certificate of Analysis, laboratory, issuer, sample ID, test method, product, batch, lot, date, customer, brand, manufacturer, pharmacy, distributor, or retailer where applicable.
Can confidential laboratory and customer information remain private?
Yes. The public verification result can display approved facts and relationships while confidential methods, customer information, pricing, sample details, internal notes, or commercial information remains controlled according to the registrant’s permissions and program design.
Does COA Chain perform testing, validate scientific results, or certify laboratory accreditation?
No. COA Chain protects and verifies the registry relationship among the laboratory, authorized issuer, certificate, sample or batch, permitted use, and record history. It does not perform testing, independently validate laboratory science, grant accreditation, guarantee product safety, or replace regulatory, accreditation, quality-management, or chain-of-custody requirements.
Do independent laboratories need cryptocurrency or a blockchain wallet?
The planned customer experience is wallet optional. Registrants can use the service without managing cryptocurrency while selected public verification evidence is recorded through the network infrastructure.
Related Solutions
Explore other COA Chain applications
Registration
Protect the report. Verify the laboratory. Confirm authorized use.
Apply to register your laboratory and begin creating COA.1 records that clients, manufacturers, pharmacies, brands, retailers, partners, and investigators can independently verify.