OT-2026-000022464
Publication integrity record
Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, 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-2026-000022464) never changes.
Identity and time
| Publication number | OT-2026-000022464 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-f4fe-72c8-8c68-4ddc7c63824e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:07.953226Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000022464 |
| Status | PUBLIC |
Content hashes
| Canonical text | aa05bc7db1bcd7d0fadb8d63cc815092d6b0b5559a24c34b079391d8048eceb8 |
|---|---|
| Markdown | 335cae42c85da2fb55dc9a1a1853f4a41789d72bf736973d964899f5ea58d307 |
| Publication page | 918afda17f6299b5b5289ccff6d1ca2889639fe4ea931af0c0266d13490899af |
| Manifest | 730f8d1ce200c37aa5ddf918a0641fc930f09e8045962033cee4bc81b7243ae4 |
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 | H9OR3v39otbRoMQOvP7hG2WHIy4XswZzxoiYBxANfgxWP08brCVSL3LdhiwvQ2dmX+WOrg4UMNO2JM8Pag8pBw== |
| 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
| 2026-10-21T00:41:26.370156Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022464observed 918afda17f6299b5b5289ccff6d1ca28...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-21T00:41:26.316835Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022464/manifest.jsonobserved 730f8d1ce200c37aa5ddf918a0641fc9...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-21T00:41:26.265711Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022464/publication.mdobserved 335cae42c85da2fb55dc9a1a1853f4a4...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-21T00:41:26.198604Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022464/publication.txtobserved aa05bc7db1bcd7d0fadb8d63cc815092...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-08T08:41:46.358792Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022464observed 918afda17f6299b5b5289ccff6d1ca28...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-08T08:41:46.244665Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022464/manifest.jsonobserved 730f8d1ce200c37aa5ddf918a0641fc9...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-08T08:41:46.156158Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022464/publication.mdobserved 335cae42c85da2fb55dc9a1a1853f4a4...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-08T08:41:46.025988Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022464/publication.txtobserved aa05bc7db1bcd7d0fadb8d63cc815092...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 |
|---|