OpenTechnical

OT-2026-000015349

Publication integrity record

Two cup vacuum gripper, two outlet manifold, three stage ejector, supply line pressure sensor, pulsed 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-2026-000015349) never changes.

Identity and time

Publication numberOT-2026-000015349 · never reused
Internal UUID01a0ae6d-ef49-7af5-ae9a-2b7493018c6b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:55.421510Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015349
StatusPUBLIC

Content hashes

Canonical text97ef87d07d88fd316378eb470d6363feee0e00f45084d5217bf7eade24eba771
Markdown8a3172159c3d479d37768be4ff29249fe7debf6675fb90cb7096e3d3f2cf9149
PDF
Publication pagef717849623ac098431e1c5a3c3271919aea2942628f5957914be00bef57fed99
Manifest677d126741993b85f17cb90e8dcdfdfaa88af61a060082f283d623c109aaa87f

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
SignatureJ2mbzSdgUYUk+DBpTKsrGaTbt37ZnRxMYDU8UUQd0CtGG/PeWi7b+NGPJ+aCusLtn3kumTqPyTvx2zF8aDHFDQ==
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

2026-09-17T12:06:03.254251ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015349
observed f717849623ac098431e1c5a3c3271919...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:03.233981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015349/manifest.json
observed 677d126741993b85f17cb90e8dcdfdfa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:03.214654ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015349/publication.md
observed 8a3172159c3d479d37768be4ff29249f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:03.196033ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015349/publication.txt
observed 97ef87d07d88fd316378eb470d6363fe...
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.