OpenTechnical

OT-2026-000097568

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, two stage ejector, supply line 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-2026-000097568) never changes.

Identity and time

Publication numberOT-2026-000097568 · never reused
Internal UUID01a0aea1-92f1-7790-af4b-fe2fa1a8a75a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097568
StatusPUBLIC

Content hashes

Canonical text814af14e153506d1402508c4c42a166e6074e874d0b510ba22bcaff56034db7b
Markdownc83cc81d7d27994aaac8a0f7484844e9ed93db350db4d65ddceaf9f65a3ec64b
PDF
Publication pagea390a1de11ca6eec47a0e51ce0c64e1b6d526391ac48790a9112973dda0c97b1
Manifestb862ebda48ad7a55dfd352b349512c3eda6c143773e5e326d0a1ecd458bcfe9f

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
SignatureKe1jVLI1eQ+R00LaXiuuL9buliZYvYE+TLLCtWg4GW3f8V0y+rygTbXAiG50nBsz58wf9yMSOVh0dDUOvcWjCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:32:28.762777ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097568
observed a390a1de11ca6eec47a0e51ce0c64e1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:28.745233ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097568/manifest.json
observed b862ebda48ad7a55dfd352b349512c3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:28.727869ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097568/publication.md
observed c83cc81d7d27994aaac8a0f7484844e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:28.707601ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097568/publication.txt
observed 814af14e153506d1402508c4c42a166e...
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.