OT-2026-000003196
Publication integrity record
Apparatus for making ophthalmic lenses by vacuum lamination
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000003196) never changes.
Identity and time
| Publication number | OT-2026-000003196 · never reused |
|---|---|
| Internal UUID | 01a0a69c-1732-7576-b0e8-715f00b19b82 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-15T19:47:22.546669Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003196 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5cf45398e765ae14bda4565188416993137fe508ca099a3ac46b30913dcc1cbd |
|---|---|
| Markdown | d1add7aa46cf14528160666b206b8991edfe7a69a7a1b882784d38b97c9b945a |
| Publication page | d5b61c7950c86b02b2b6868c0db5b249ad549fd608410f9c6bac204864be79d5 |
| Manifest | b22d5cb29edad88345559c703564d142d336e3baf5400a22b7b8bddec589d1f1 |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | ke86GgOILqwvS0+j8a86XpRR9FRxSNvk8lroDjwTNTVZQLJMZewNxnwJGe0ieTVeRZSFktitPr+gRLMwrrwgDA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-15T20:07:03Z batch OT-TS-2026-W38-004 · RFC 3161 token · inclusion proof root d42f3e627490c26ffd144bf37543fecf... |
|---|
Independent retrieval
| 2026-09-16T12:41:19.364611Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003196observed d5b61c7950c86b02b2b6868c0db5b249...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T12:41:19.027361Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003196/manifest.jsonobserved b22d5cb29edad88345559c703564d142...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T12:41:18.745271Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003196/publication.mdobserved d1add7aa46cf14528160666b206b8991...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T12:41:18.341146Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003196/publication.txtobserved 5cf45398e765ae14bda4565188416993...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:44:32.129738Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003196observed d5b61c7950c86b02b2b6868c0db5b249...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:44:31.646073Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003196/manifest.jsonobserved b22d5cb29edad88345559c703564d142...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:44:31.377576Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003196/publication.mdobserved d1add7aa46cf14528160666b206b8991...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:44:30.901971Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003196/publication.txtobserved 5cf45398e765ae14bda4565188416993...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|