OT-2026-000021161
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, manifold 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-2026-000021161) never changes.
Identity and time
| Publication number | OT-2026-000021161 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865b-7afc-bc83-7077016effc2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:39.631048Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021161 |
| Status | PUBLIC |
Content hashes
| Canonical text | 82506b63a1b55494536226e3ebfe83d3634f900ec3eec3df9844a1a1b6eede11 |
|---|---|
| Markdown | b61e004f5d02adbf92da0c2b73fc502e56a1c710c5dfea955595bd07642e5ecf |
| Publication page | 62796dce1719a29bf0037beba570cf33c1abec10885e6cd1f096fafe86000a4d |
| Manifest | 8f364c9de1c10b821855e32c3b211269a71c534c89379a3a9c58ad3bb85d24e8 |
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 | h/oqW2HSXrWSQfZMir50MsEure0tQESUrUfY1hAF5qDYhhoHFrW956VN4Np3B4gM2QifTm+f0GyeuV+9rne8CQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:54:55.587868Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021161observed 62796dce1719a29bf0037beba570cf33...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:55.528554Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021161/manifest.jsonobserved 8f364c9de1c10b821855e32c3b211269...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:55.508998Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021161/publication.mdobserved b61e004f5d02adbf92da0c2b73fc502e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:55.490191Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021161/publication.txtobserved 82506b63a1b55494536226e3ebfe83d3...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. |
|---|