OT-2026-000028523
Publication integrity record
Foam pad vacuum gripper, three zone face, per zone isolation, three stage ejector, pulsed blow-off before set-down, on a tool changer
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-2026-000028523) never changes.
Identity and time
| Publication number | OT-2026-000028523 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f8-7020-a5eb-9bc37785030b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028523 |
| Status | PUBLIC |
Content hashes
| Canonical text | 03d4d96735d87882dfa605724d00d562a5338bcd1018ec22ca86f9e7c524ec6f |
|---|---|
| Markdown | c1fa32a0526b88a6890e033e8df07227a3300b343a508487eb78e9f87910d320 |
| Publication page | ca4fee470edcb539ff79c6e09074eefdf2a89e9ee6b9530540ddc4d845883778 |
| Manifest | 6767319e062c43f48225b3029e5bca3d4a424b5947cddf677c45b7a6e40aedbd |
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 | J5gUUUvFeI2mdL80F7T6SmUYix4TO+6KX5l/87d99V88sjrH4nztHyJ02GKOL/kzB9ZhTg3Ner0nA1HPGNPPBw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:40:47.598368Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028523observed ca4fee470edcb539ff79c6e09074eefd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:47.582013Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028523/manifest.jsonobserved 6767319e062c43f48225b3029e5bca3d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:47.564036Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028523/publication.mdobserved c1fa32a0526b88a6890e033e8df07227...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:47.548272Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028523/publication.txtobserved 03d4d96735d87882dfa605724d00d562...fetched by instance-3.rotem.ai from 34.69.0.72, 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
| Custody package | Pending Custody packages are produced weekly. |
|---|