OT-2026-000090147
Publication integrity record
Four cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, manifold pressure sensor, sustained blow-off before set-down
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-2026-000090147) never changes.
Identity and time
| Publication number | OT-2026-000090147 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-428f-7950-b39b-fe7aa691dfde · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:31.390046Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090147 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2e2c5c854be7334641b92979cfe14b240e5c199e8d1b86c558126ddc6ea2bb66 |
|---|---|
| Markdown | 81def009a8686c29c6b2fd8ef4a14fe30db9d427a781c9d11f0a9662c58d7c56 |
| Publication page | a1919f681e263de6945b2fee4c9a6561dcb53c1a243339e74d50adbd06529021 |
| Manifest | 5847099089bba5fd8b4c9851ac227e83205aeb685d02970ec4b2035ea9017277 |
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 | C36akcvhNAMWnshhfluBoCsPjV7p9+TdG1R85Mw91liXccfxGjnHPZVMizq5W+3so7ThAfOQPaGOY0Ql3ijNDw== |
| 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
| 2026-10-18T04:23:02.270413Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090147observed a1919f681e263de6945b2fee4c9a6561...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-18T04:23:02.255735Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090147/manifest.jsonobserved 5847099089bba5fd8b4c9851ac227e83...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-18T04:23:02.240570Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090147/publication.mdobserved 81def009a8686c29c6b2fd8ef4a14fe3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-18T04:23:02.213989Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090147/publication.txtobserved 2e2c5c854be7334641b92979cfe14b24...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-18T12:43:00.125862Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090147observed a1919f681e263de6945b2fee4c9a6561...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-18T12:42:59.767438Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090147/manifest.jsonobserved 5847099089bba5fd8b4c9851ac227e83...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-18T12:42:59.572698Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090147/publication.mdobserved 81def009a8686c29c6b2fd8ef4a14fe3...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-18T12:42:59.343716Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090147/publication.txtobserved 2e2c5c854be7334641b92979cfe14b24...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 |
|---|