OT-2026-000021256
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, pulsed blow-off before set-down
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-2026-000021256) never changes.
Identity and time
| Publication number | OT-2026-000021256 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865c-7c0a-9110-2b75c2f4fff2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:39.631048Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021256 |
| Status | PUBLIC |
Content hashes
| Canonical text | 12bbb478c0de0e7db0814e3b4afdd692e70602517c1d87f7c99b0083b111285a |
|---|---|
| Markdown | 2aa03b4aa90a5b1fb33cbc19af6f1b4c515c8bcc4e99a054ffea865a897b29c4 |
| Publication page | f8b86869d3c0607381eb44a2347a4015fe1bc12069e697c57b03ad7576e7ffb9 |
| Manifest | 069a32ec128ad21a06676f4a2c1397e9d5b36ba36b432189d105350681421684 |
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 | 7SyuHP0DjXW/5Ok5GBxSGYoWG4HtKOMF13GD6o3iQlrQr6aSBLbmGDTNLMGp+WnUhhqQG1leBDW3Enu0EymrCQ== |
| 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
| 2026-09-17T11:55:04.630527Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021256observed f8b86869d3c0607381eb44a2347a4015...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:04.614292Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021256/manifest.jsonobserved 069a32ec128ad21a06676f4a2c1397e9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:04.596304Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021256/publication.mdobserved 2aa03b4aa90a5b1fb33cbc19af6f1b4c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:04.579520Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021256/publication.txtobserved 12bbb478c0de0e7db0814e3b4afdd692...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. |
|---|