OT-2026-000062451
Publication integrity record
Foam pad vacuum gripper, four zone face, four outlet manifold, 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-2026-000062451) never changes.
Identity and time
| Publication number | OT-2026-000062451 · never reused |
|---|---|
| Internal UUID | 01a0ae8c-0ac0-7819-a38a-68b2d9d9c565 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:46:48.542263Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000062451 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1ba24e34a58b91b9e7739bdac306c53af2ca2ec30919c74a689e0b7a8fa2e635 |
|---|---|
| Markdown | a895274495d0e55a8a4d275354296809637c8288be9f3717eeb1f94567f627f1 |
| Publication page | 2c5bdf453a6448977cb392078ca7c81e5943cc50c632a82dac7ee422e5b5f07a |
| Manifest | 847f02d435d1db9e021f4f7d3657d02af35fa13535de9c55074608f98098f8e6 |
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 | SPcJDo+zYekxmefUmvjw5KBD0MQ1AY4A9hzoRGPn8bMXOEjBzus59RpDxPGyg9rqZxSScokf3is56osp9TTRAg== |
| 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
| 2026-10-27T08:41:22.692412Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000062451observed 2c5bdf453a6448977cb392078ca7c81e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-27T08:41:22.625042Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000062451/manifest.jsonobserved 847f02d435d1db9e021f4f7d3657d02a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-27T08:41:22.557244Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000062451/publication.mdobserved a895274495d0e55a8a4d275354296809...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-27T08:41:22.480034Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000062451/publication.txtobserved 1ba24e34a58b91b9e7739bdac306c53a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-23T16:42:03.663129Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000062451observed 2c5bdf453a6448977cb392078ca7c81e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-23T16:42:03.600228Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000062451/manifest.jsonobserved 847f02d435d1db9e021f4f7d3657d02a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-23T16:42:03.536909Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000062451/publication.mdobserved a895274495d0e55a8a4d275354296809...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-23T16:42:03.400884Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000062451/publication.txtobserved 1ba24e34a58b91b9e7739bdac306c53a...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 |
|---|