OpenTechnical

OT-2026-000031268

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, sustained blow-off 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-2026-000031268) never changes.

Identity and time

Publication numberOT-2026-000031268 · never reused
Internal UUID01a0ae74-87ac-7e62-8077-70ad0596edb4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:07.653052Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000031268
StatusPUBLIC

Content hashes

Canonical texte9af11878efda6975cd3bac3a65de630fde526d1d78a67613319e315499f5662
Markdowna809c3b5ca6d62f81ec8014b3ea0368a9aa8fcb57372f4857c43303acd425b95
PDF
Publication pagee19e96f7d4b94567f89aac0a69b0422c6079300a33d2d8ea1063f34fd9b03f77
Manifest45a1a301b43359dbda4420026391a5ccc13958178f2a9f2ccda24d407187187d

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
SignatureoneiiD55//MXak4810CkMS7jNEfv5jiHG/WDeoYE3+/QPZ/QzdCnZdpmdM3DcWKUSC2tnyBlNp/PfPnNfSOnAg==
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

2026-09-17T11:35:50.862811ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031268
observed e19e96f7d4b94567f89aac0a69b0422c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:50.846036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031268/manifest.json
observed 45a1a301b43359dbda4420026391a5cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:50.827276ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031268/publication.md
observed a809c3b5ca6d62f81ec8014b3ea0368a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:50.809599ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031268/publication.txt
observed e9af11878efda6975cd3bac3a65de630...
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.