OT-2026-000078839
Publication integrity record
Foam pad vacuum gripper, two zone face, six 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-2026-000078839) never changes.
Identity and time
| Publication number | OT-2026-000078839 · never reused |
|---|---|
| Internal UUID | 01a0ae95-ccbd-7a71-8a4c-5523a6e3dd5a · 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-2026-000078839 |
| Status | PUBLIC |
Content hashes
| Canonical text | 76f81001b9bcf7802dea6d5d249913aec7c7ed687e2aa0fb2c560a5c710fb637 |
|---|---|
| Markdown | 6e44520d2ccacea68ad53890655ec7e29ee5fe20b1531175b91107bb89e8ed4b |
| Publication page | 8d4f4ad8ab0fa3a80e4347b0de836e4f314c474c5fa7bbf659455cf12ff73bcc |
| Manifest | a6c62f1e1f069c3657a904fb96c6c79a3a55723cb02aaf4575ee3cd86163708f |
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 | WIcGW825n7eKw69XVFllTy3chKiI0HrxwsJpxKxpYpw35FNuVylh+OXCzz8ZQiHaCEOqbOvsgywI3+NdpQyuDw== |
| 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
| 2026-09-17T10:05:38.236007Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078839observed 8d4f4ad8ab0fa3a80e4347b0de836e4f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:05:38.220413Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078839/manifest.jsonobserved a6c62f1e1f069c3657a904fb96c6c79a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:05:38.203726Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078839/publication.mdobserved 6e44520d2ccacea68ad53890655ec7e2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:05:38.185494Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078839/publication.txtobserved 76f81001b9bcf7802dea6d5d249913ae...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. |
|---|