OT-2026-000008891
Publication integrity record
Three cup vacuum gripper, three outlet manifold, pump fed, sustained blow-off after 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-2026-000008891) never changes.
Identity and time
| Publication number | OT-2026-000008891 · never reused |
|---|---|
| Internal UUID | 01a0ae6b-31b7-741e-8dce-e921f6b5f7fa · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:10:55.823363Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000008891 |
| Status | PUBLIC |
Content hashes
| Canonical text | 517f76562a71da052e664307fe3febe1e1d823347d2feaccc2b54afa4e240bf2 |
|---|---|
| Markdown | 0a294e7b001eba022b65ab0f2fadd3bb3d98d558c393718eb10577bbe976876c |
| Publication page | dace598ebfb04a1e1eb29ccda2aba232c1fc9eb54038e390f54f6786bbdbe2af |
| Manifest | cd7769c0a932f6c75fa925d947fd5df5a5020f599b1b7015110c255d7117a70b |
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 | tr1rXs77w7Lmr5QAQuWyW9YB01xp/iIgvTvIBWyIHj3xfybsKalIqUPUe3ZVjRswJ5GUDFEiJVxGtha3WmEMCQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:27:08Z batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof root 20fdfaa98ae3657e4211fd7783095876... |
|---|
Independent retrieval
| 2026-09-17T12:17:29.440384Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008891observed dace598ebfb04a1e1eb29ccda2aba232...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:17:29.420524Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008891/manifest.jsonobserved cd7769c0a932f6c75fa925d947fd5df5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:17:29.403586Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008891/publication.mdobserved 0a294e7b001eba022b65ab0f2fadd3bb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:17:29.386959Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008891/publication.txtobserved 517f76562a71da052e664307fe3febe1...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. |
|---|