OT-2026-000074538
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, supply line pressure sensor, vented 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-2026-000074538) never changes.
Identity and time
| Publication number | OT-2026-000074538 · never reused |
|---|---|
| Internal UUID | 01a0ae93-717b-7c31-b1dd-abd05f53517e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:54:53.574555Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000074538 |
| Status | PUBLIC |
Content hashes
| Canonical text | ede390d382821595a678287e26d24259d3121fc02d567e36510b38d7bbfaa9be |
|---|---|
| Markdown | 4087bc748a26ae6b7bb0c62d055d5082b4f702ceadaa6dc28a86ff91b43fb7b2 |
| Publication page | 5702b26272a653de1cf29738a388c1f0c4e51ecbe6b84c1edd2d4c9e0f1f81c8 |
| Manifest | 11aacb6ecd838162d2c8db0b9db252c7161cbd5d4059ea00e8156f51b770efab |
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 | qbh2sNsB/DIClFCmRwgfle/f+Jw86UQKFeTAWDAEqXr5Ox7kMdY8oWldT9Ah6Uo0I2jHdZRW5mHxyDS7lXRXBA== |
| 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
| 2026-09-17T10:19:31.210867Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074538observed 5702b26272a653de1cf29738a388c1f0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:19:31.192283Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074538/manifest.jsonobserved 11aacb6ecd838162d2c8db0b9db252c7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:19:31.173704Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074538/publication.mdobserved 4087bc748a26ae6b7bb0c62d055d5082...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:19:31.156878Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074538/publication.txtobserved ede390d382821595a678287e26d24259...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. |
|---|