OT-2026-000031173
Publication integrity record
Three cup vacuum gripper, three outlet manifold, plant vacuum fed, pulsed 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-2026-000031173) never changes.
Identity and time
| Publication number | OT-2026-000031173 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ab-77bf-a368-df5250e19cc2 · 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-2026-000031173 |
| Status | PUBLIC |
Content hashes
| Canonical text | 395d99643c6c026b0a7bfec746f35c1f430994d3a5f01bca256ee91cea02afa9 |
|---|---|
| Markdown | dbb2c1bdff4157ec5e3797c2153e423c3d118e44cc4bf0c1e19da15408eea34b |
| Publication page | 1668f28d69b313e0bea0472786aa7aa5d2b8e03eefbb8f5ede75dc359e8f020a |
| Manifest | 6012b6b37ddd375ec65d0b15c05eb6c0c4388d01fdb61d088df98a4dd0282148 |
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 | vUyXSxnCtwXCIiTAiJjU8hl1DWOH0Cp4rFv3L7TuNdyEGsZBNXa3wgjWV16MPMCyvQ60lFfhK6bJS8a4y/hbDQ== |
| 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
| 2026-09-17T11:35:43.555679Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031173observed 1668f28d69b313e0bea0472786aa7aa5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:35:43.537017Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031173/manifest.jsonobserved 6012b6b37ddd375ec65d0b15c05eb6c0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:43.519909Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031173/publication.mdobserved dbb2c1bdff4157ec5e3797c2153e423c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:43.500543Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031173/publication.txtobserved 395d99643c6c026b0a7bfec746f35c1f...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. |
|---|