OpenTechnical

OT-2026-000046122

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, manifold 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-2026-000046122) never changes.

Identity and time

Publication numberOT-2026-000046122 · never reused
Internal UUID01a0ae7e-032b-74fe-b855-e88e216bf3a9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:29.080672Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046122
StatusPUBLIC

Content hashes

Canonical textef9314a264992e6ca9daeada2b20b611e3c241635e8f7ddceb4a7ad0d1a9c5af
Markdown36f7b87927864236fd916b9a651f82763d868a29e5da938b408fd8784f5bfcd7
PDF
Publication pagebffe0199e97de21ee435c32e21b427f4c8ccb93ae78cebf0e6376b9659c8021d
Manifest3a50ebd77b9fbc65caf8958fc37615a9ca4a3f9f3908df2355392b29c73da487

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
SignatureQjjLJEDolkn9+C6SUYKQGMaBhybvFT0uEINOgwOPX+xTmg+5qkgBG1pOGllzMdDIQcg5XRjN5WNfOoqaNwybAw==
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

2026-09-17T11:09:06.320013ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046122
observed bffe0199e97de21ee435c32e21b427f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:06.300731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046122/manifest.json
observed 3a50ebd77b9fbc65caf8958fc37615a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:06.282861ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046122/publication.md
observed 36f7b87927864236fd916b9a651f8276...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:06.264643ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046122/publication.txt
observed ef9314a264992e6ca9daeada2b20b611...
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.