OpenTechnical

OT-2026-000044245

Publication integrity record

Three cup vacuum gripper, three 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-2026-000044245) never changes.

Identity and time

Publication numberOT-2026-000044245 · never reused
Internal UUID01a0ae7c-39d5-7adb-96fc-79ecad2a8218 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044245
StatusPUBLIC

Content hashes

Canonical text9caa6a9e6ae3ca27259072369c4c68ce0ced6be64b3e15da74b8967218e79eea
Markdown9680fcab25e13707b9f475e8f9b1f3a8fe382f697dc59e8a4199ae87d7a025ec
PDF
Publication page3e9a77fe9b91d40fb4c6a0c3ab46fe40dadb37f93dc32bbf3d15c893ecfffe9b
Manifest51a8f774c60372c5162ddfd248fa7104770b04bd3e7472a6c933b383b62b62ce

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
SignatureToKdHOohOsNHTiRB1trWIUToXU6Rqmkkb50Zazw6gSRRNp59s9ovtMNXcH17swHYl8fbWYvByUUBKWUvX5LrDQ==
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

2026-09-17T08:30:05.550886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044245
observed 3e9a77fe9b91d40fb4c6a0c3ab46fe40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:05.533186ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044245/manifest.json
observed 51a8f774c60372c5162ddfd248fa7104...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:05.515930ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044245/publication.md
observed 9680fcab25e13707b9f475e8f9b1f3a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:05.497162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044245/publication.txt
observed 9caa6a9e6ae3ca27259072369c4c68ce...
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.