OT-2026-000074500
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, vented before set-down
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-2026-000074500) never changes.
Identity and time
| Publication number | OT-2026-000074500 · never reused |
|---|---|
| Internal UUID | 01a0ae93-717a-783a-9143-c0dec34e638a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:54:53.574555Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000074500 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1f4cfd497252cb060ad74657a6e68644a28b053fe34e1fc102efd35795ce389d |
|---|---|
| Markdown | 1905f7ec7cf1514c1493bc7c15bea45002c56d5aaf723c0b92df4b51864ff079 |
| Publication page | 55d228ac2df3e29a450a6dc055e15085afb56bdd4bebd7119fbf109400b2007e |
| Manifest | 49db38e3502b5187332e94daf49780d5c93f8b1ef2346f0d829f66e4e2e49785 |
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 | dhpul+a1fWix6BQfxiEO3ots78ao3cUaFnPZYPiapZFLmHtPp8MilEHBVCGc0DAMkzGPFz9+gKPLmN9DdForAg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:19:28.269161Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074500observed 55d228ac2df3e29a450a6dc055e15085...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:19:28.252088Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074500/manifest.jsonobserved 49db38e3502b5187332e94daf49780d5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:19:28.234727Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074500/publication.mdobserved 1905f7ec7cf1514c1493bc7c15bea450...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:19:28.215175Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074500/publication.txtobserved 1f4cfd497252cb060ad74657a6e68644...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. |
|---|