OT-2026-000040870
Publication integrity record
Foam pad vacuum gripper, pump fed, sustained 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-2026-000040870) never changes.
Identity and time
| Publication number | OT-2026-000040870 · never reused |
|---|---|
| Internal UUID | 01a0ae79-6d10-7dce-8af6-ede448f0849a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:26:28.516236Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000040870 |
| Status | PUBLIC |
Content hashes
| Canonical text | 46b641e45d14be4873eb307bb89db603f75d525681daba26839a29523cdb19a2 |
|---|---|
| Markdown | 21da72fc11402d8215ad888ec548b1478ce966c8d3443f7a29b68f8d1251876a |
| Publication page | 7a0a24f8a854c76f636b2a489e20019b7eb0dc49b9d51b3bc8a5200fd20c9aae |
| Manifest | 0fb5ab1d1cf4d481e991819430bbbffd128b78eae233cb8a4e6aada1373d08a3 |
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 | mfZU+11brRLCk80YNmUf63+h308my5c8zSgTm56ATIw0vI49nrFlIecSh/hp4J2Bv1dIH+PWXoAWCUJ7Px9fAA== |
| 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
| 2026-09-17T11:20:13.660547Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040870observed 7a0a24f8a854c76f636b2a489e20019b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:20:13.639692Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040870/manifest.jsonobserved 0fb5ab1d1cf4d481e991819430bbbffd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:20:13.618718Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040870/publication.mdobserved 21da72fc11402d8215ad888ec548b147...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:20:13.600235Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040870/publication.txtobserved 46b641e45d14be4873eb307bb89db603...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:18:39.613897Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040870observed 7a0a24f8a854c76f636b2a489e20019b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:18:39.595398Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040870/manifest.jsonobserved 0fb5ab1d1cf4d481e991819430bbbffd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:18:39.577491Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040870/publication.mdobserved 21da72fc11402d8215ad888ec548b147...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:18:39.560273Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040870/publication.txtobserved 46b641e45d14be4873eb307bb89db603...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. |
|---|