OpenTechnical

OT-2026-000065400

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, supply line 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-2026-000065400) never changes.

Identity and time

Publication numberOT-2026-000065400 · never reused
Internal UUID01a0ae8e-46f8-7d50-9a8b-b8b3835a84cb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065400
StatusPUBLIC

Content hashes

Canonical textda616266f0298a3d885f11eea2002ef3a62c4b1fe6de7e4a5b0cc1da1a54684a
Markdownf50528d7cce5c64eb4ab2b31a465e91ee885300898eed0c65be8d2c6e4aea2b2
PDF
Publication page0ed277048d254bbc76d349c82096d5435fb81f44c94384269a7fe1ba6f18ccd8
Manifest496036168149e377bf6e0cbf10264c2c8f0f344d458b2b5de44ad3024d2ec223

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
SignaturesfDuhi2qukKfJbxq0V/DkQ7b/G35hd/n6vKJcE1Co4CIe/0PKYqS63HcILTfzHza+qqioiDRCk3JyECbDrsYCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:33:39.710074ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065400
observed 0ed277048d254bbc76d349c82096d543...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:39.691944ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065400/manifest.json
observed 496036168149e377bf6e0cbf10264c2c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:39.674549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065400/publication.md
observed f50528d7cce5c64eb4ab2b31a465e91e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:39.657456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065400/publication.txt
observed da616266f0298a3d885f11eea2002ef3...
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.