OT-2026-000071831
Publication integrity record
Four cup vacuum gripper, four zone face, common isolation valve, pump fed, supply line pressure sensor, pulsed 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-2026-000071831) never changes.
Identity and time
| Publication number | OT-2026-000071831 · never reused |
|---|---|
| Internal UUID | 01a0ae92-1e92-7bb2-a333-76c065d8441a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:26.841552Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000071831 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3a40950bb60e97d4eab59f50dd998b86bbd2797a8eb8794ca7e1639413a9c3d4 |
|---|---|
| Markdown | 2ca813ac520a6876514e434642d46d6873a4b1798e4b937bcc1f5fb5f2fdd491 |
| Publication page | 7e06d944c2490db13ec2116ebb5dfd5278db955dd1b827d9d1eb871c8214ca72 |
| Manifest | 7e759604b9ccc5e5d88ebe4ee42d68c97b5b1f2d50a12ea0c154dd1f327e9824 |
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 | mu19vQv4Xn2W/0oMibrclzpGZk+X4jSRRs+teu8+A4lQaUilVBor8hW3tgcRTSCUlcto3iryCxFdNe7CI6beDg== |
| 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
| 2026-09-17T10:24:00.422250Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071831observed 7e06d944c2490db13ec2116ebb5dfd52...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:24:00.405811Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071831/manifest.jsonobserved 7e759604b9ccc5e5d88ebe4ee42d68c9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:24:00.388133Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071831/publication.mdobserved 2ca813ac520a6876514e434642d46d68...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:24:00.370682Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071831/publication.txtobserved 3a40950bb60e97d4eab59f50dd998b86...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. |
|---|