OpenTechnical

OT-2026-000065940

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained blow-off 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-2026-000065940) never changes.

Identity and time

Publication numberOT-2026-000065940 · never reused
Internal UUID01a0ae8e-8dc1-7563-883a-412174371921 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065940
StatusPUBLIC

Content hashes

Canonical text0e7fe58115b984fb0b7a259b18514979a9329356daa17f7e78ae4a941543ef8d
Markdown6b623dbeda7b3619f0e33ebb5340da2764558dac7dd1f7640d01b3f4e60a5c4b
PDF
Publication page10171b9a8cb87fe49cd3cb47fe0744fa212ffc9f59f1bc57b635dc2f7c4c94f1
Manifest9708486ca799f27a0443615a27cde60b9308441db96637383b2e3584c481e6ff

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
SignaturepMvuHdjXTexnsJPEbd6SmEWcO4bVabmLchq7a6tPhASttlv6mTD8sTvkiU6a4NtC3zTtelTI0DqZtbWIztsyCA==
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

2026-09-17T08:50:13.036137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065940
observed 10171b9a8cb87fe49cd3cb47fe0744fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:13.016855ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065940/manifest.json
observed 9708486ca799f27a0443615a27cde60b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:12.996251ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065940/publication.md
observed 6b623dbeda7b3619f0e33ebb5340da27...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:12.977319ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065940/publication.txt
observed 0e7fe58115b984fb0b7a259b18514979...
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.