OT-2026-000029599
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, single 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-2026-000029599) never changes.
Identity and time
| Publication number | OT-2026-000029599 · never reused |
|---|---|
| Internal UUID | 01a0ae73-5e22-71c5-941e-2ec254a5237e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:51.545382Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029599 |
| Status | PUBLIC |
Content hashes
| Canonical text | 71557d87e53c6b308d28cdcb81f6e404dad7b1eaa5507e69f1fdbaa48994c64e |
|---|---|
| Markdown | fb78074670c79a423502a36cc46a5ef1e968b94524549501f72c20ae1818c7a2 |
| Publication page | 8d58bd24e968c6b76e89ca0731cd0c0771b40441a69b90be546d22f743f62081 |
| Manifest | 8ae1202aabfad86255e96c427c23b96affca82eabf91a7ca2ec79c683bf0b6f9 |
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 | IowCi8wPDX0qRPlRm8JAZexN21NaSFOpl+X6uJLbF1d1T4eTbaGkozyoU7n8kD/Ln7GJST388Hpte4zEtQxTBw== |
| 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
| 2026-09-17T11:39:18.059391Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029599observed 8d58bd24e968c6b76e89ca0731cd0c07...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:39:18.043243Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029599/manifest.jsonobserved 8ae1202aabfad86255e96c427c23b96a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:18.004899Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029599/publication.mdobserved fb78074670c79a423502a36cc46a5ef1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:17.987708Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029599/publication.txtobserved 71557d87e53c6b308d28cdcb81f6e404...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. |
|---|