OT-2026-000031483
Publication integrity record
Two cup vacuum gripper, two zone face, four outlet manifold, three stage ejector, 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-2026-000031483) never changes.
Identity and time
| Publication number | OT-2026-000031483 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ae-72d8-a6d6-9b73d52e5a02 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:07.653052Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031483 |
| Status | PUBLIC |
Content hashes
| Canonical text | f0f6d9b2051c47b2d301efa9263e5f76b91c57fbfe57427730509041703afd0d |
|---|---|
| Markdown | 2908c6b88628f7f0f7101e2ce9d63096770f0b0b22904610557c52f32851389a |
| Publication page | 2a160b6d51e9353844b00c28c506d48575d2f29be58e717f751f1ec5ea8bf595 |
| Manifest | de6e9ff8e6b52a02b09fe76f2fbb8ae68a1d825fd23180549dfa4a90825f2e9e |
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 | Ry4tXHoHOt/PwiEluQRtdIkLYc1GOe1nNoyU16VSjAms3d6OGYG0AoWp88tvv/vTuB9mHt5xmoZXNYGwqRRwAg== |
| 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
| 2026-10-18T08:41:05.134831Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031483observed 2a160b6d51e9353844b00c28c506d485...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-18T08:41:05.044348Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031483/manifest.jsonobserved de6e9ff8e6b52a02b09fe76f2fbb8ae6...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-18T08:41:04.995963Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031483/publication.mdobserved 2908c6b88628f7f0f7101e2ce9d63096...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-18T08:41:04.904845Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031483/publication.txtobserved f0f6d9b2051c47b2d301efa9263e5f76...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:18.472819Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031483observed 2a160b6d51e9353844b00c28c506d485...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:18.453336Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031483/manifest.jsonobserved de6e9ff8e6b52a02b09fe76f2fbb8ae6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:18.432836Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031483/publication.mdobserved 2908c6b88628f7f0f7101e2ce9d63096...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:18.413758Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031483/publication.txtobserved f0f6d9b2051c47b2d301efa9263e5f76...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
| 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 |
|---|