OT-2026-000007919
Publication integrity record
Foam pad vacuum gripper, four zone face, common isolation valve, pump fed, vented 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-2026-000007919) never changes.
Identity and time
| Publication number | OT-2026-000007919 · never reused |
|---|---|
| Internal UUID | 01a0ae6a-908a-7b09-960c-69f5f65b7f40 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:10:14.564317Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000007919 |
| Status | PUBLIC |
Content hashes
| Canonical text | a140065cb1d32f7dee9205f53eb9c442a5c68dd09a7513348c05b45adefea74c |
|---|---|
| Markdown | ec894274e31bf03b6a5e2af4c43c9f3e42a21d74f5074777ecd0df897b35a7f3 |
| Publication page | 8577a9c93a2f1a4aa3d5de5f83c8b832f5bf7fc684e9e704e48dc96b817238c6 |
| Manifest | d420c38b3d9d1f366a4db51ef721ddf62582522442b8ef225c3ae15cb54f6373 |
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 | 14wnwa6/hGGyZ6Nc1xqXKm9VDmCMoebCwdNEIdQtWER9XTZaQz+uwyH7UqrttpOpMX0ylbwaFPvyz18c7mFmDg== |
| 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
| 2026-09-17T12:20:23.612968Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007919observed 8577a9c93a2f1a4aa3d5de5f83c8b832...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:20:23.593778Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007919/manifest.jsonobserved d420c38b3d9d1f366a4db51ef721ddf6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:20:23.574199Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007919/publication.mdobserved ec894274e31bf03b6a5e2af4c43c9f3e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:20:23.555608Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007919/publication.txtobserved a140065cb1d32f7dee9205f53eb9c442...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:20:02.329791Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007919observed 8577a9c93a2f1a4aa3d5de5f83c8b832...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:20:02.306971Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007919/manifest.jsonobserved d420c38b3d9d1f366a4db51ef721ddf6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:20:02.290004Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007919/publication.mdobserved ec894274e31bf03b6a5e2af4c43c9f3e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:20:02.245679Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007919/publication.txtobserved a140065cb1d32f7dee9205f53eb9c442...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. |
|---|