OT-2026-000055561
Publication integrity record
Single cup vacuum gripper, common isolation valve, plant vacuum fed, supply line pressure sensor, vented 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-2026-000055561) never changes.
Identity and time
| Publication number | OT-2026-000055561 · never reused |
|---|---|
| Internal UUID | 01a0ae86-a102-78f7-9de7-c64fadd7936b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:40:53.783868Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000055561 |
| Status | PUBLIC |
Content hashes
| Canonical text | 56582ff16401466d99aaa0adf84df06c0d2970505f8394e2c6838fa949811313 |
|---|---|
| Markdown | 1300d194dabdec94ba8ade70d6ac0cdcd1f713018666786a32ab95c33fa7962b |
| Publication page | 7e61915afad6fcc618d38ba3158e9aeb8c4cc239b5ddd4adafea506765f04ec0 |
| Manifest | 6a547517bd5d655149c9e3282ef613b5395ea1c79ac1b1525da691bf1e9f9dcd |
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 | e9lwGtPJsZGFd13j6Q5C3SI3L34m9Py8iVdErjiwG/8odJD2BpLAy0/vSwbyeUMxzNvwYJS8Jut5dIMHDuqXCA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:52:47.728266Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055561observed 7e61915afad6fcc618d38ba3158e9aeb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:52:47.711221Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055561/manifest.jsonobserved 6a547517bd5d655149c9e3282ef613b5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:52:47.693917Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055561/publication.mdobserved 1300d194dabdec94ba8ade70d6ac0cdc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:52:47.676908Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055561/publication.txtobserved 56582ff16401466d99aaa0adf84df06c...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. |
|---|