OT-2026-000021432
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, supply line 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-2026-000021432) never changes.
Identity and time
| Publication number | OT-2026-000021432 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865d-78fa-8325-051d57acdcaa · 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-2026-000021432 |
| Status | PUBLIC |
Content hashes
| Canonical text | ae7322a220609064a0b836ae6371c97cd71f82b26abd5b5161cd1b92a008e578 |
|---|---|
| Markdown | bb00c5c3b3ed390feca228b44bfea3718d28a6ab8216c70fb364a08b114c8b1d |
| Publication page | 12b30b12bf2ce3336dcda8950ba62d35f3011b9a8c17d891a84ad6526191abce |
| Manifest | 57b45fb0c6abebc5e2091b2d80feaa20d3066ba969b696272b923e522237c7d1 |
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 | baoUpsj/H2+Tr32Ajh4zSsAbN14optpEDCHMLEQM3X9ZRt1JFSKp44mGDJQtw/eHuX22jYgkzKyu+ZeRGeQWAA== |
| 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
| 2026-09-17T11:55:20.280001Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021432observed 12b30b12bf2ce3336dcda8950ba62d35...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:20.260223Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021432/manifest.jsonobserved 57b45fb0c6abebc5e2091b2d80feaa20...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:20.238451Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021432/publication.mdobserved bb00c5c3b3ed390feca228b44bfea371...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:20.207918Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021432/publication.txtobserved ae7322a220609064a0b836ae6371c97c...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. |
|---|