OT-2026-000076991
Publication integrity record
Foam pad vacuum gripper, two zone face, common isolation valve, plant vacuum 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-2026-000076991) never changes.
Identity and time
| Publication number | OT-2026-000076991 · never reused |
|---|---|
| Internal UUID | 01a0ae94-b071-7c19-a68d-5abd344dbf31 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:15.236414Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000076991 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5953542c65cb92022c60e87b53a59811ef574d0b28217c6bddaffb7ee211e3d0 |
|---|---|
| Markdown | f57a6b8a34aa7d5d034cf5ea8a4ab3e5e7f2714ac242c9b6e36cf25d141220a8 |
| Publication page | 2cc3acd9550e186f4d932a0056eab3c7e1791547d252f7eba0c25d4d97445967 |
| Manifest | 3230a931a45763d228a58fc6942b3a1024b3a113f8a73338f2b7331529a4be33 |
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 | iR+PfW6WSVeNMCgO+W6KXd+2XQT76BP84Sa1n7veCKJ5CqpR/b8FGUee2KkbtXiviFFsvlNrq1riaXwlYdoeDg== |
| 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
| 2026-09-17T10:10:18.472232Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076991observed 2cc3acd9550e186f4d932a0056eab3c7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:10:18.452698Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076991/manifest.jsonobserved 3230a931a45763d228a58fc6942b3a10...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:10:18.312012Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076991/publication.mdobserved f57a6b8a34aa7d5d034cf5ea8a4ab3e5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:10:18.290705Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076991/publication.txtobserved 5953542c65cb92022c60e87b53a59811...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. |
|---|