OpenTechnical

OT-2026-000027334

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, three stage ejector, supply line pressure sensor, sustained 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-2026-000027334) never changes.

Identity and time

Publication numberOT-2026-000027334 · never reused
Internal UUID01a0ae72-6997-7cd5-b109-f4482777d2df · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:48.928538Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027334
StatusPUBLIC

Content hashes

Canonical text8bb9da0674afd9adf61217d4dba3f68c47f3554557a872102013455f524a5f91
Markdownbb31f222df9688fcb47e8a5b27dd16f09e6b6e107eadf9d17e2d37c81e96b18c
PDF
Publication page0af2f36bd4d38873dea847f34621d1f24f1fd6b72bcd6742b13e62a41c00871e
Manifestaf3d5a84fb59b3685541e4858ae2a144417854c31d0f58ced33aa51e6327fe1f

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
Signature9kZsa6/VvxGwHsKe/Qbqmo4+H6FNnsp7A9qYVu852csGG7Xffv3ColuAVgIWqbbkFfGCbVzyik9EN5UrCMHWBQ==
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

2026-09-17T11:42:44.124651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027334
observed 0af2f36bd4d38873dea847f34621d1f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:44.104486ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027334/manifest.json
observed af3d5a84fb59b3685541e4858ae2a144...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:44.083287ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027334/publication.md
observed bb31f222df9688fcb47e8a5b27dd16f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:44.048206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027334/publication.txt
observed 8bb9da0674afd9adf61217d4dba3f68c...
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.