OT-2026-000031511
Publication integrity record
Two bellows cup vacuum gripper, two zone face, four outlet manifold, plant vacuum 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-2026-000031511) never changes.
Identity and time
| Publication number | OT-2026-000031511 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ae-7006-bdf2-8d6d171317fc · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:07.653052Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031511 |
| Status | PUBLIC |
Content hashes
| Canonical text | ff5eba84d28ee213a56c3f52cbc36f7214bdb958b894933f12370d803ea2103f |
|---|---|
| Markdown | c4468bcfbcc147b261b7c5248d0ceb88e6f68fbfa420c2e32be49b8feb1ed04f |
| Publication page | 76bf70643ea66d816a9b9ded971bd00ee1946cec630678c87ba1d77a05696a52 |
| Manifest | 39dc2eece08ed4179d809d17d9b9d0346bcca0564d3898ca4abbaeeed30bea89 |
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 | INQ/TqlPNNUR9B5X2MB/Rvpxr4hgM71DAJM9BPmWCYK2CEjcOqXnyQnwhnx/pM7Z/TmVCO8vS7F4z5RZKzMvDA== |
| 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
| 2026-09-17T11:36:20.658187Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031511observed 76bf70643ea66d816a9b9ded971bd00e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:20.639536Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031511/manifest.jsonobserved 39dc2eece08ed4179d809d17d9b9d034...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:20.618452Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031511/publication.mdobserved c4468bcfbcc147b261b7c5248d0ceb88...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:20.600208Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031511/publication.txtobserved ff5eba84d28ee213a56c3f52cbc36f72...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. |
|---|