OT-2026-000029981
Publication integrity record
Three cup vacuum gripper, three outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000029981) never changes.
Identity and time
| Publication number | OT-2026-000029981 · never reused |
|---|---|
| Internal UUID | 01a0ae73-ac49-7255-9966-5d601bbcff4f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:11.501096Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029981 |
| Status | PUBLIC |
Content hashes
| Canonical text | d3255cc7942503c13c3f1e3fe08cafc5b02ea8fab43c66f85ba2ecdc08245be4 |
|---|---|
| Markdown | fffd30740dae0bb03426d594d54ee54521de5fadbd21bb8761dd8276fb44cf49 |
| Publication page | add276449044e027aad83854b6b751178f107236e82e7f64dea00df70a0f7d52 |
| Manifest | f4bf02c9ab698fc23e51b0366426b68b125ef5259f57f794aa353001c27e9d35 |
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 | Ru/X20zV/DGzje9AbT9/S3w5s52L1qvuAr/urgji9CTFtD4IVJl7I8+tkUhWQzXJxKVkq4ks1ItYwMZqNBwLBA== |
| 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
| 2026-09-17T11:38:42.284427Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029981observed add276449044e027aad83854b6b75117...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:38:42.267096Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029981/manifest.jsonobserved f4bf02c9ab698fc23e51b0366426b68b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:42.246169Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029981/publication.mdobserved fffd30740dae0bb03426d594d54ee545...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:42.227355Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029981/publication.txtobserved d3255cc7942503c13c3f1e3fe08cafc5...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. |
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