OT-2026-000053647
Publication integrity record
Four bellows cup vacuum gripper, four zone face, pump fed, 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-2026-000053647) never changes.
Identity and time
| Publication number | OT-2026-000053647 · never reused |
|---|---|
| Internal UUID | 01a0ae85-0a95-7a27-88ed-c599f625abf0 · 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-2026-000053647 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1c6c7326128c11be00f3bb7851a82d188f5483a8a49a6989c9c16e49c46e0b80 |
|---|---|
| Markdown | 1c63c16d55b4eed2faff65de6cff2215fcffcb21f612d0bbd2dfca6a51ac60be |
| Publication page | d977e6103d95d0af833de48fa0e72b99cf63bcefb6abc09734a0512080af627b |
| Manifest | bb9ddbd94324d48df1b8309edea482c4e7ec777c542732bffafa1b54bc8badb3 |
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 | ckZx+a9OzuJFJi3PTuGO7gcNOW+/kjTG3CB/yNej32AWIs43LMS2Sc+GhhjRFdWUzPC6NLwxB30o9ThmnsdlBg== |
| 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
| 2026-09-17T10:55:32.000726Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053647observed d977e6103d95d0af833de48fa0e72b99...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:55:31.980617Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053647/manifest.jsonobserved bb9ddbd94324d48df1b8309edea482c4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:31.962972Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053647/publication.mdobserved 1c63c16d55b4eed2faff65de6cff2215...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:31.943809Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053647/publication.txtobserved 1c6c7326128c11be00f3bb7851a82d18...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. |
|---|