OT-2026-000044992
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, pulsed 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-2026-000044992) never changes.
Identity and time
| Publication number | OT-2026-000044992 · never reused |
|---|---|
| Internal UUID | 01a0ae7c-911d-77bd-be2e-714adb8f031a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:29:54.474009Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000044992 |
| Status | PUBLIC |
Content hashes
| Canonical text | ffcb88b36f639f419073f226c66f35f4495834c33e04ed6ea5f038df04914718 |
|---|---|
| Markdown | 4d349b59c94ca339ddb50231e1d316fc53ed594ee29ad911b6e38242214cb599 |
| Publication page | 93b6ec4e8d3a3dc3cf44bcd67807a9054e611bd05ddd7e5225fecc3e7be2edcd |
| Manifest | c7b1944ab64589c4e013d37378355c3ee1578947070d19cb93e582305ddaa314 |
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 | Qp4yLNYp7Z4RtYUIVJSFjBU7RwNrr6bTfo0fYPv7BXIhyI60ldvjV7v3dHp73lhvD8XW3Sj5txkBnk05W4BABw== |
| 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
| 2026-10-07T16:41:47.103754Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044992observed 93b6ec4e8d3a3dc3cf44bcd67807a905...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-07T16:41:47.025129Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044992/manifest.jsonobserved c7b1944ab64589c4e013d37378355c3e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-07T16:41:46.932330Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044992/publication.mdobserved 4d349b59c94ca339ddb50231e1d316fc...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-07T16:41:46.812637Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044992/publication.txtobserved ffcb88b36f639f419073f226c66f35f4...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-22T12:41:31.089357Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044992observed 93b6ec4e8d3a3dc3cf44bcd67807a905...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-22T12:41:30.970643Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044992/manifest.jsonobserved c7b1944ab64589c4e013d37378355c3e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-22T12:41:30.921552Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044992/publication.mdobserved 4d349b59c94ca339ddb50231e1d316fc...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-22T12:41:30.871637Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044992/publication.txtobserved ffcb88b36f639f419073f226c66f35f4...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 |
|---|