OpenTechnical

OT-2026-000041603

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed blow-off before set-down

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-2026-000041603) never changes.

Identity and time

Publication numberOT-2026-000041603 · never reused
Internal UUID01a0ae79-e8a0-7f82-924b-652b08cf3539 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041603
StatusPUBLIC

Content hashes

Canonical textcc9e9fc3e568fc4d909513e5614f37aa38a39d58f31ee73988fb3d4e16d7349e
Markdowna3dd54de0ec434f846abfea87edd9eeaef4ffdf10f6b4086e4601b9b6c4973e1
PDF
Publication page000f0ce1c6fc1bde7c736abb39e4a91dcf4298630d0633a53e8c619bb0941ec2
Manifest32381f89cd9f9e709bf66debc2c82e07f64b544f8349bdf85cb8d0e684c618b8

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
SignaturefgfNIsK4voLcvUU1OjS6JakqGXl+WtFBczPE4M7zG6hISPmQvBUCllmu2SmOuQkFvXJw+O21DheWIsJJTVhtBA==
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

2026-09-17T11:16:23.693228ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041603
observed 000f0ce1c6fc1bde7c736abb39e4a91d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:23.676614ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041603/manifest.json
observed 32381f89cd9f9e709bf66debc2c82e07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:23.657249ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041603/publication.md
observed a3dd54de0ec434f846abfea87edd9eea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:23.639163ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041603/publication.txt
observed cc9e9fc3e568fc4d909513e5614f37aa...
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.