OpenTechnical

OT-2026-000083306

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, vented 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-2026-000083306) never changes.

Identity and time

Publication numberOT-2026-000083306 · never reused
Internal UUID01a0ae97-c963-7967-bbff-da63b5e77be2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083306
StatusPUBLIC

Content hashes

Canonical textbb939291db3e0b1d8caa15498ad28c6edb0d61bfacaa0c2e2229c6133d72b445
Markdowne6319147ba95ee316ce7e2c25c6e33dc8f0bf7641aa857a3f60afb91b564c4dd
PDF
Publication pagef829a3ca88957de5f0e27be7eb5376556764b8bcffa8f3de9e436b1bbdd8daf4
Manifest8a11949fd479a6ba3f154ba3b3274c91937fc5e41ae1100c0601e810c0b8ad3b

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
Signaturec/rpJXLIu5P0i/ogAJEgsvbHvc8HtVoDtzwl8HQHyQ17327JxHRuRKEkabA25dhO159hp+S8L+5PKd9dZ4PnBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:00:33.646833ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083306
observed f829a3ca88957de5f0e27be7eb537655...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:33.629170ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083306/manifest.json
observed 8a11949fd479a6ba3f154ba3b3274c91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:33.609819ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083306/publication.md
observed e6319147ba95ee316ce7e2c25c6e33dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:33.590296ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083306/publication.txt
observed bb939291db3e0b1d8caa15498ad28c6e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:41.963821ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083306
observed f829a3ca88957de5f0e27be7eb537655...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:41.946818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083306/manifest.json
observed 8a11949fd479a6ba3f154ba3b3274c91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:41.930138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083306/publication.md
observed e6319147ba95ee316ce7e2c25c6e33dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:41.913662ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083306/publication.txt
observed bb939291db3e0b1d8caa15498ad28c6e...
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.