OpenTechnical

OT-2026-000025208

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum 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-2026-000025208) never changes.

Identity and time

Publication numberOT-2026-000025208 · never reused
Internal UUID01a0ae71-5fa6-7c8d-8685-5c3e8623ada3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:40.790954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025208
StatusPUBLIC

Content hashes

Canonical text37b7d5a73c4e877e8d0ed42de740fa3726b1d7f6aa65d9b4300dfc62075c4427
Markdownc91b8a88938c0f17596d21d637e407fc4753e91891936fbcc60046cfc7edc95b
PDF
Publication page9456560e67de05dc14eef982f47d6b8e427dc2f7dc9182943a3efabb1f9fc22c
Manifest83adf36e2d9300374e57a8d534cfca394d267f576f14e7bf47c43861e50f9c76

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
Signaturez8DyPTcC8vw/DsZ4DPofCY3sM3D9jloudnGkkn3ySrGoEyaQuCY1r+6N1hZMoR7MjfDHNnzwhoxKVLu9iqWSAA==
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

2026-09-17T11:47:12.225438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025208
observed 9456560e67de05dc14eef982f47d6b8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:12.207016ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025208/manifest.json
observed 83adf36e2d9300374e57a8d534cfca39...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:12.186185ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025208/publication.md
observed c91b8a88938c0f17596d21d637e407fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:12.168750ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025208/publication.txt
observed 37b7d5a73c4e877e8d0ed42de740fa37...
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.