OpenTechnical

OT-2026-000025824

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, manifold 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-2026-000025824) never changes.

Identity and time

Publication numberOT-2026-000025824 · never reused
Internal UUID01a0ae71-a83e-7f72-bdb9-b0900b0eec8e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025824
StatusPUBLIC

Content hashes

Canonical textaca3f2a1dc2698bce76e533ca36353fe3f1e83f458f6ae36f58ca79ab851dc4a
Markdown4d8bad68aeeb72d43c749e698a1e36a3b1661679713bbf90b6c984c6b0eba76b
PDF
Publication pagea7e3cf91a9d9974cff1b2320f0955c96207814e993e9e50f15b258397d23328a
Manifest8bb6b86f74cc9f945ca55635ce69569ebd10625a1e02d0dd998cb60ee4194c36

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
SignatureewQu29DfobmYrj+SygjE/sHhxRFZaB46QSzfFTmYtHUII6pCnzyNiILd9jBGror6uJGOENkcpHt0JMTtiPckCQ==
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

2026-09-17T11:46:02.793686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025824
observed a7e3cf91a9d9974cff1b2320f0955c96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:02.777619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025824/manifest.json
observed 8bb6b86f74cc9f945ca55635ce69569e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:02.757982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025824/publication.md
observed 4d8bad68aeeb72d43c749e698a1e36a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:02.742146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025824/publication.txt
observed aca3f2a1dc2698bce76e533ca36353fe...
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.