OT-2026-000053479
Publication integrity record
Four bellows cup vacuum gripper, four zone face, three stage ejector, supply line pressure sensor, 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-2026-000053479) never changes.
Identity and time
| Publication number | OT-2026-000053479 · never reused |
|---|---|
| Internal UUID | 01a0ae85-0a90-7d3c-ae4d-c3c3237d8c92 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:09.762364Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053479 |
| Status | PUBLIC |
Content hashes
| Canonical text | 33c5b6165f34672265dc5b6b25bdd9e9005d77c15901883dfb12c09161250fe0 |
|---|---|
| Markdown | 151542f94a6f2a01a031e37be9f75934dd9c7197b6ef5d5cbe2548ad498646f0 |
| Publication page | 5b32646ac876b600fade333181af3c420a1aed4b9930d814b9067487b258b6ff |
| Manifest | 545ef87ac0635609e51c28b8ca64cfeec4e75cb254ab7fa14e5132f33ef3f803 |
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 | EFipUm1LEfKxqVkMNntF2xitieG0/No9iJM+rCnRTg6W8JEhK5dGN3P2HzzZg0Ub12AY2l4tZAXpX88in3LQBw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:55:13.995978Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053479observed 5b32646ac876b600fade333181af3c42...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:55:13.974474Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053479/manifest.jsonobserved 545ef87ac0635609e51c28b8ca64cfee...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:13.954744Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053479/publication.mdobserved 151542f94a6f2a01a031e37be9f75934...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:13.933992Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053479/publication.txtobserved 33c5b6165f34672265dc5b6b25bdd9e9...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. |
|---|