OT-2026-000045057
Publication integrity record
Two cup vacuum gripper, two outlet manifold, three stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000045057) never changes.
Identity and time
| Publication number | OT-2026-000045057 · never reused |
|---|---|
| Internal UUID | 01a0ae7c-f768-751c-8dcd-63d057d517a7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:30:20.545172Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000045057 |
| Status | PUBLIC |
Content hashes
| Canonical text | c839f35a3e4bb83d7004f5018c7acff39d250248b63dff7f35158cd1c437f498 |
|---|---|
| Markdown | bbda3a7aa5f200b0bcf8ab81fc7cb3d7154f2c83022d6cf8068d02fc8ac455c3 |
| Publication page | f9b43bbb27c4a5d0d4dcbdbf87859480dfb0ee0c8a66e4aa1a89d022b57ac231 |
| Manifest | f489f829634fa6b4617be59ffd0454b1492dada162a0cfa8e4f7f427750d1264 |
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 | mTTYVsCaqbgy4VOxQfOoj8wTVrm7u4SByV5+L1PrREuLE5Xx4jx3ulqBdaKOWZqxyhUo/9Bd2zbjjTHKbEvGBg== |
| 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
| 2026-10-13T16:41:28.052642Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000045057observed f9b43bbb27c4a5d0d4dcbdbf87859480...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-13T16:41:27.972072Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000045057/manifest.jsonobserved f489f829634fa6b4617be59ffd0454b1...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-13T16:41:27.802859Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000045057/publication.mdobserved bbda3a7aa5f200b0bcf8ab81fc7cb3d7...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-13T16:41:27.656559Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000045057/publication.txtobserved c839f35a3e4bb83d7004f5018c7acff3...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-26T16:41:37.461101Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000045057observed f9b43bbb27c4a5d0d4dcbdbf87859480...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-26T16:41:37.411015Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000045057/manifest.jsonobserved f489f829634fa6b4617be59ffd0454b1...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-26T16:41:37.362793Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000045057/publication.mdobserved bbda3a7aa5f200b0bcf8ab81fc7cb3d7...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-26T16:41:37.262188Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000045057/publication.txtobserved c839f35a3e4bb83d7004f5018c7acff3...fetched by grabo-systems from 34.44.131.203, 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
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|