OpenTechnical

OT-2026-000097466

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, two 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-2026-000097466) never changes.

Identity and time

Publication numberOT-2026-000097466 · never reused
Internal UUID01a0aea1-55b3-7214-8c98-b35f9edfc941 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:04.087778Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097466
StatusPUBLIC

Content hashes

Canonical text4cf197dfe75ba11c89201de6aee0c62e66f286e31be21d2ca3298e8238c2dbd9
Markdown94a8625e2413d0243e687d959734cf2c40a3782e88b0752e08a3b64449c9287f
PDF
Publication page2a889b9eb268fe1ffe4343c19420c6679e90b463e13f76f6400dbd4e37ff6b08
Manifest66e52a44b2d35041be6f3d242daf341555636c6a4b593cc7638df1a5b52e2fa6

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
SignatureMQfKkFXTjUIthbqifgH9uplu85jL5QzcaKqXyWGC1MtO6/w0hMDFQD/NgEY9SGWuxaneyjba/xw9CkD9rPdYDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:33:20.049130ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097466
observed 2a889b9eb268fe1ffe4343c19420c667...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:20.033432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097466/manifest.json
observed 66e52a44b2d35041be6f3d242daf3415...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:20.015525ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097466/publication.md
observed 94a8625e2413d0243e687d959734cf2c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:19.997651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097466/publication.txt
observed 4cf197dfe75ba11c89201de6aee0c62e...
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.