OT-2026-000071601
Publication integrity record
Three bellows cup vacuum gripper, three zone face, common isolation valve, pump fed, supply line pressure sensor, 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-2026-000071601) never changes.
Identity and time
| Publication number | OT-2026-000071601 · never reused |
|---|---|
| Internal UUID | 01a0ae91-e0ee-7592-b232-7f9efb75013f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:11.039722Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000071601 |
| Status | PUBLIC |
Content hashes
| Canonical text | c2b6d40d81547aec45d30209c4b4eeb59c0734f4fff770e95d0e8c0b53bbc99d |
|---|---|
| Markdown | 0af117d89b9362df793a41913275ab45223e0372ce72b5c14ecf426132732ade |
| Publication page | e86c06c6381394ea144e51cf815c648cde5b2c6d6144336b8b2af876c3e2ab4b |
| Manifest | 4d7d9c2eb27e80a3f76ab00ac5f2d80074d86508ef86b301a0c22315b9b83d82 |
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 | VqBMQSPvfQB/nRD7X35/p5wfueyxA5l2OAeSgkqLEli2i6YaxlGBMNeOkXyJegL1EIvo85wznOmLtaFgr9WuCg== |
| 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
| 2026-09-17T10:25:15.142949Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071601observed e86c06c6381394ea144e51cf815c648c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:25:15.122603Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071601/manifest.jsonobserved 4d7d9c2eb27e80a3f76ab00ac5f2d800...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:25:15.107133Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071601/publication.mdobserved 0af117d89b9362df793a41913275ab45...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:25:15.089507Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071601/publication.txtobserved c2b6d40d81547aec45d30209c4b4eeb5...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. |
|---|