OT-2026-000021269
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, manifold 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-2026-000021269) never changes.
Identity and time
| Publication number | OT-2026-000021269 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865c-77ed-a955-2fa880d1ff77 · 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-2026-000021269 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0d01b578e0b6fffadcd379b1203dc55d9b131fc63726545cdaac1965c60030b9 |
|---|---|
| Markdown | aac868979d4bd9ad7c0eb882fb6d1bcdf51159165412e11bfaa073f9522a5d43 |
| Publication page | 2b9249ca87d2149c69e9431f2a2fdb7bf0cb9a0ee2d7609e3cac0d620218b7b1 |
| Manifest | 5c412bb5ae579f07ce1cc5652a43b8054f5c6d823b8f5b24e86f117fae07036d |
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 | XokW+9xS0y6PCZeQbgysE3g8FyX2Wl3eMbYZmBYz9tBhl8Vaj+ieObO8YqPUo1iETqfERQWrfo5d2uJzrIgvBQ== |
| 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
| 2026-09-17T11:55:05.756320Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021269observed 2b9249ca87d2149c69e9431f2a2fdb7b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:05.740939Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021269/manifest.jsonobserved 5c412bb5ae579f07ce1cc5652a43b805...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:05.723875Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021269/publication.mdobserved aac868979d4bd9ad7c0eb882fb6d1bcd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:05.706000Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021269/publication.txtobserved 0d01b578e0b6fffadcd379b1203dc55d...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. |
|---|