OT-2026-000011825
Publication integrity record
Single cup vacuum gripper, common isolation valve, pump fed, 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-2026-000011825) never changes.
Identity and time
| Publication number | OT-2026-000011825 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-1941-7965-8b31-c439d6552646 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:00.631271Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000011825 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4acfa9c5d6792ef36e40ac27e191bf8aabf2c78628be485d0676f5533beae40f |
|---|---|
| Markdown | 116b9a199bb4d593692871ab4149efdc444d1aee8b1e33845db3843453e50095 |
| Publication page | 9b7bfdebbe555fb014e9e375cda971efd7c596a6539773a62a376de697a48fe1 |
| Manifest | ead05e24f154723bd2cbccf202ac6bb55a32ea058ba07ff003e72fe79cde5895 |
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 | +8qSGGpwAw6tG0VnsVxmrQgmm1UxdIwPg6HgDc4R/EKdJHjCbOi1z9R17JuQKYSB3e7PsRQxMx9dmrLjpEl8CQ== |
| 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
| 2026-09-17T12:12:33.496019Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011825observed 9b7bfdebbe555fb014e9e375cda971ef...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:12:33.478993Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011825/manifest.jsonobserved ead05e24f154723bd2cbccf202ac6bb5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:12:33.460428Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011825/publication.mdobserved 116b9a199bb4d593692871ab4149efdc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:12:33.441592Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011825/publication.txtobserved 4acfa9c5d6792ef36e40ac27e191bf8a...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. |
|---|