OT-2026-000087024
Publication integrity record
Four bellows cup vacuum gripper, four zone face, four outlet manifold, two stage ejector, sustained 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-2026-000087024) never changes.
Identity and time
| Publication number | OT-2026-000087024 · never reused |
|---|---|
| Internal UUID | 01a0ae9a-9f2d-7add-a9a8-ca164398b339 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:02:44.027043Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000087024 |
| Status | PUBLIC |
Content hashes
| Canonical text | 894fe3bb92e93f9106100a01ed8d17d5aa28739071a194ba155b9aa3f4b68bbf |
|---|---|
| Markdown | d1fd7a90fdb4600b70beb9aa030ac08962e0c34dded2a2d98d5c9f472c4b0b8f |
| Publication page | 5b887b77ef8a3ee2774cd546966e7c7b8a11bb64a3ca0e6a1d8a52e581dd7343 |
| Manifest | 1562027261559fdd12d438876de4f6a14eba63fefc87547d6ac99605ff1f0107 |
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 | L2HXUq1AHf9w+Sawf6F0YJv8MetxwLS+10aD5Pbaa4kVPkHiXLMRp7gl25dPtX+nbTm3q/P0qVtY0uMVlj0ABw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-10-21T12:41:50.243974Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087024observed 5b887b77ef8a3ee2774cd546966e7c7b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-21T12:41:50.193312Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087024/manifest.jsonobserved 1562027261559fdd12d438876de4f6a1...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-21T12:41:50.140690Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087024/publication.mdobserved d1fd7a90fdb4600b70beb9aa030ac089...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-21T12:41:49.875428Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087024/publication.txtobserved 894fe3bb92e93f9106100a01ed8d17d5...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-05T04:23:19.282127Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087024observed 5b887b77ef8a3ee2774cd546966e7c7b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-05T04:23:19.261581Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087024/manifest.jsonobserved 1562027261559fdd12d438876de4f6a1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-05T04:23:19.233476Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087024/publication.mdobserved d1fd7a90fdb4600b70beb9aa030ac089...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-05T04:23:19.207103Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087024/publication.txtobserved 894fe3bb92e93f9106100a01ed8d17d5...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 |
|---|