OT-2026-000020894
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000020894) never changes.
Identity and time
| Publication number | OT-2026-000020894 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e3-7601-97b6-a3b0d53143d5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:31.316024Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020894 |
| Status | PUBLIC |
Content hashes
| Canonical text | b1ad3e11ad108ba7841a2f5542315656496dd68731e68cd0ca4b205c2c6b44b8 |
|---|---|
| Markdown | 2da2cee700090c4bb10b2c64bf0e099f6436e284fc4a5ae8956e5b7d96eb66d6 |
| Publication page | fae8b61f4ac3555af45ccba2ec3f5e2521a8df237498a8f27577e71a436338d7 |
| Manifest | 1b0d98b8f19667feaa09cea5a53a9fd15d897960ecdf02d4d3191d38d4f1ea1a |
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 | ssuC13hHwBJ5LZccesv0dcrEsOY178fkLOufwS5FMVDLcU8H/zHBHs5qZfYwm0mV3B77x2scXRmAc9cBcIdcDQ== |
| 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
| 2026-09-17T11:56:00.477387Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020894observed fae8b61f4ac3555af45ccba2ec3f5e25...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:00.460000Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020894/manifest.jsonobserved 1b0d98b8f19667feaa09cea5a53a9fd1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:00.442094Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020894/publication.mdobserved 2da2cee700090c4bb10b2c64bf0e099f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:00.425363Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020894/publication.txtobserved b1ad3e11ad108ba7841a2f5542315656...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. |
|---|