OT-2026-000021829
Publication integrity record
Three cup vacuum gripper, three outlet manifold, two stage ejector, sustained 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-2026-000021829) never changes.
Identity and time
| Publication number | OT-2026-000021829 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb5a-7b24-8091-5c7f94ebfc21 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:53.201585Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021829 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6c1176e64fbcae1b3630c9a9ec5dbf448eabcdf9c0c24e727854651a2c9dbf25 |
|---|---|
| Markdown | e9a95ac21ab5abd7aad504cff16f26f6dea98aafd860caa1116c1d38a89af31e |
| Publication page | a15e316d2733331022d2024f013a2ddc7c7b13f954d35b99017464c3a270cd1d |
| Manifest | 7527c1f849b01ab7fe61740e056a50de4e1cfb74567dcce3989a756afd2d84db |
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 | rTsLQ6aPru7LSLOUjGhRhONEJNzViyebF+83C2Kiea+T5OasysGzgJ8qBB0J11ZiPT1imALFgi3KYWezPIBfAA== |
| 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
| 2026-09-17T11:54:23.176198Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021829observed a15e316d2733331022d2024f013a2ddc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:23.157655Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021829/manifest.jsonobserved 7527c1f849b01ab7fe61740e056a50de...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:23.141629Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021829/publication.mdobserved e9a95ac21ab5abd7aad504cff16f26f6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:23.123696Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021829/publication.txtobserved 6c1176e64fbcae1b3630c9a9ec5dbf44...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. |
|---|