OpenTechnical

OT-2026-000051073

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, vented before set-down

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-2026-000051073) never changes.

Identity and time

Publication numberOT-2026-000051073 · never reused
Internal UUID01a0ae82-c7b5-75e1-9c57-7a8016b58a9b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051073
StatusPUBLIC

Content hashes

Canonical texta8a6eb3f09809f3454fcca55ebf8de83fe2300fa76f8c1ed6cca92a55e7c80e3
Markdown123a9b77f9e428d16fbc6317abb2c9281dac1467793fccb061ed72789fabd84d
PDF
Publication page4a33b07aeef94c471501f90931cfdefcc00abbbe23c9cea53fb98eef20cf1222
Manifestb5c59035ef392c141f080131c5f09a5e0186bbbbb0b13d22e1b7316aa3a68478

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignaturewLW/zFVb3tnTQciM9d1V9TxawfJDGOniOIj3uFgPf2QQPt/weqtSWrLWPC+2sbtaf9y80U3DLk2o9Oy8+1F8Aw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:01:00.302906ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051073
observed 4a33b07aeef94c471501f90931cfdefc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:00.282820ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051073/manifest.json
observed b5c59035ef392c141f080131c5f09a5e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:00.262622ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051073/publication.md
observed 123a9b77f9e428d16fbc6317abb2c928...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:00.241033ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051073/publication.txt
observed a8a6eb3f09809f3454fcca55ebf8de83...
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 archivePending 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 packagePending Custody packages are produced weekly.