OT-2026-000024381
Publication integrity record
Two cup vacuum gripper, two outlet manifold, common isolation valve, three 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-2026-000024381) never changes.
Identity and time
| Publication number | OT-2026-000024381 · never reused |
|---|---|
| Internal UUID | 01a0ae70-e8ca-7cb9-a65e-e0a3503ef29c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:17:10.360874Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000024381 |
| Status | PUBLIC |
Content hashes
| Canonical text | fd29aca8aa6a877cea379362346f910fb544d3dbe70a0e2db665b119ee5649e9 |
|---|---|
| Markdown | 26c0b63e96a4812a5df88f9ffad5db5c8b4967c0220c5df2fe6fee089c2b4c65 |
| Publication page | f1ac96548d27cb6d0c77840c912aefcbd442a32997ecdf221a104cbe60f73a86 |
| Manifest | 1a9d6cc94bb58889333793e3444727535b4e213d19629d0f8a4e274c6361e9bd |
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 | sFi1SY0lKPCkW4dhL2tiTGiWb/iLxBnNMCjJrJpeeHT5ZhXOBkfeGbO5EI8LE4U026y2hQDwSUtCa9ND26Y6Aw== |
| 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
| 2026-10-07T12:41:44.891292Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000024381observed f1ac96548d27cb6d0c77840c912aefcb...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-07T12:41:44.811629Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000024381/manifest.jsonobserved 1a9d6cc94bb58889333793e344472753...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-07T12:41:44.701655Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000024381/publication.mdobserved 26c0b63e96a4812a5df88f9ffad5db5c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-07T12:41:44.592677Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000024381/publication.txtobserved fd29aca8aa6a877cea379362346f910f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-03T12:41:36.167369Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000024381observed f1ac96548d27cb6d0c77840c912aefcb...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-03T12:41:36.119935Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000024381/manifest.jsonobserved 1a9d6cc94bb58889333793e344472753...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-03T12:41:36.063415Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000024381/publication.mdobserved 26c0b63e96a4812a5df88f9ffad5db5c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-03T12:41:35.983782Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000024381/publication.txtobserved fd29aca8aa6a877cea379362346f910f...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 |
|---|