OT-2026-000005779
Publication integrity record
Vacuum cup gripper, six outlet manifold, pump fed, pressure verified at each zone, rubber cups
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-2026-000005779) never changes.
Identity and time
| Publication number | OT-2026-000005779 · never reused |
|---|---|
| Internal UUID | 01a0a944-9899-7f49-9fc3-e177f4d2e0da · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:10:40.156669Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005779 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5114be5ca3ca8e71d7ee5596a6058033ba4ca48274924c0707c86632f5ab4d77 |
|---|---|
| Markdown | ee474c016576e13d7c3ca01d82daf8a29c4e8f031c9c7450775f8001cff651ec |
| Publication page | 3d66621ba416bdc30ac9114d519345339114621025c4b4d20e6236d13d56402d |
| Manifest | 188a462e1ce9ed7f62d4b517f02856ea4290cf3692dfd700c5d2822a00ae4253 |
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 | E/Qkwije3lTGtfS0/BZw1tDdMz8aGgoEndFRPDu0imVqItJNupSpG+a2eqUucDAaLGQ9obwnRnCGPC2M/jvqDA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:27:03Z batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof root dbe93cb6b2158496df2f60f3b6822537... |
|---|
Independent retrieval
| 2026-10-09T08:41:39.050799Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005779observed 3d66621ba416bdc30ac9114d51934533...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-09T08:41:38.974777Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005779/manifest.jsonobserved 188a462e1ce9ed7f62d4b517f02856ea...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-09T08:41:38.887254Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005779/publication.mdobserved ee474c016576e13d7c3ca01d82daf8a2...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-09T08:41:38.734829Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005779/publication.txtobserved 5114be5ca3ca8e71d7ee5596a6058033...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T20:41:09.038233Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005779observed 3d66621ba416bdc30ac9114d51934533...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T20:41:08.909109Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005779/manifest.jsonobserved 188a462e1ce9ed7f62d4b517f02856ea...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T20:41:08.723576Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005779/publication.mdobserved ee474c016576e13d7c3ca01d82daf8a2...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T20:41:08.577962Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005779/publication.txtobserved 5114be5ca3ca8e71d7ee5596a6058033...fetched by grabo-systems from 34.44.131.203, 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
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|