OpenTechnical

OT-2026-000097005

Publication integrity record

Three bellows cup vacuum gripper, three zone face, pump fed, 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-2026-000097005) never changes.

Identity and time

Publication numberOT-2026-000097005 · never reused
Internal UUID01a0aea1-01c8-7ba9-a1ea-dc8829f70943 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097005
StatusPUBLIC

Content hashes

Canonical text2389556d6f09603d063ef5a863750cb16c026d725d957e3be350a59c0912c592
Markdown8a7e60b7e1840f3e9e2673c5f5d3552819aa8dd19d947bfb3527a4fedf2f3738
PDF
Publication page2320b60d32747d818cc2d9722814b8b2be11a11da2ed6d67d5aa2238583b11d3
Manifest8e74eb9f412860da76398bc66db5b9f21fcbf7164d009fdbbf595331ac0b9a43

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
SignatureBe55MeJTZ1KAtT/KRXyvF/DgI+QeABY+Axcq7u+0h7LOYiJtrghV/avHBPtlU6alXPCnbWjrukY0I+LmewXwBA==
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

2026-09-17T09:10:28.176810ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097005
observed 2320b60d32747d818cc2d9722814b8b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:28.158781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097005/manifest.json
observed 8e74eb9f412860da76398bc66db5b9f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:28.139340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097005/publication.md
observed 8a7e60b7e1840f3e9e2673c5f5d35528...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:28.119951ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097005/publication.txt
observed 2389556d6f09603d063ef5a863750cb1...
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.