OT-2026-000078693
Publication integrity record
Foam pad vacuum gripper, four zone face, four outlet manifold, pump fed, pressure sensor per zone, 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-2026-000078693) never changes.
Identity and time
| Publication number | OT-2026-000078693 · never reused |
|---|---|
| Internal UUID | 01a0ae95-ccbb-7253-8fd1-fc44a50f6f5d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:57:28.017032Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000078693 |
| Status | PUBLIC |
Content hashes
| Canonical text | 203166a290958e041e72e173100abfe1d81c349e5c8facb99ac3a50afae9da6d |
|---|---|
| Markdown | ed7e891969c115902f0d7f2e9509d68ea383f8b04c7f845004b7d1ba7c07a149 |
| Publication page | 5751bb047707688b7c7541d4392a7a8f3bffa290ed2ee8c7c7e395c9d326420a |
| Manifest | cecdbe77d0d1711af4d33bf483b8c70b6323701cc579eb974e170fef27f2a7f4 |
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 | 8NNtUkDsU/+EP5mLdpx6iq9oHWOPEpTO6Wt3iGsffHDyDb9yJ/jmrEfKRPw/2gWkPmXep5/kQ8zXc+fxdlSmAQ== |
| 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
| 2026-09-17T10:05:28.444152Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078693observed 5751bb047707688b7c7541d4392a7a8f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:05:28.426068Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078693/manifest.jsonobserved cecdbe77d0d1711af4d33bf483b8c70b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:05:28.409615Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078693/publication.mdobserved ed7e891969c115902f0d7f2e9509d68e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:05:28.393270Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078693/publication.txtobserved 203166a290958e041e72e173100abfe1...fetched by instance-3.rotem.ai from 34.69.0.72, 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
| Custody package | Pending Custody packages are produced weekly. |
|---|