OpenTechnical

OT-2026-000040904

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, manifold 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-2026-000040904) never changes.

Identity and time

Publication numberOT-2026-000040904 · never reused
Internal UUID01a0ae79-6d10-708b-a6d7-526167712b73 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040904
StatusPUBLIC

Content hashes

Canonical textc06564a91dd339ad1e097ee5cbaea36a26d6eda704e2270e67f065c0a58da6b8
Markdownc27282bd48e9c0598119d8348b6993443bdb899f7822b47abb29749d196e16ed
PDF
Publication pagebd854caba1b53112f139fe8829b1c0b23f08ef01b651cdd29883adb89e4567f5
Manifest13332fd38ed0b48df8818ea8b13eeafc7d1ad90269e839cf2fa5565b7813caf0

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
Signature1xT/4Y2SgZq8k9VIogsyET1H+roausv6altiUbNj/HFe1kQwTHYXVm+cX/hojqQoANUMMkmgLLK2KkWJAyobCw==
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

2026-09-17T11:20:17.192632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040904
observed bd854caba1b53112f139fe8829b1c0b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:17.170150ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040904/manifest.json
observed 13332fd38ed0b48df8818ea8b13eeafc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:17.143897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040904/publication.md
observed c27282bd48e9c0598119d8348b699344...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:17.122356ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040904/publication.txt
observed c06564a91dd339ad1e097ee5cbaea36a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:42.348850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040904
observed bd854caba1b53112f139fe8829b1c0b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:42.331025ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040904/manifest.json
observed 13332fd38ed0b48df8818ea8b13eeafc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:42.311366ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040904/publication.md
observed c27282bd48e9c0598119d8348b699344...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:42.292980ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040904/publication.txt
observed c06564a91dd339ad1e097ee5cbaea36a...
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.