OpenTechnical

OT-2026-000097925

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, plant vacuum 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-2026-000097925) never changes.

Identity and time

Publication numberOT-2026-000097925 · never reused
Internal UUID01a0aea1-92f7-7552-add8-8f609e0f53b8 · 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-2026-000097925
StatusPUBLIC

Content hashes

Canonical text54b07d39d7b94182b1f0973c9146c3b72137bb214e0d41beb19516fd3f01dfdc
Markdown966a6979b179ad9798d3dbec832d515d8238455839ae904c99e1372ee1f4d629
PDF
Publication page99d5e2c44127220a904fe8253fbc985c43e4285835cb59b0f97b99ce34e61ab1
Manifest8f5a56993d296c88892c85ab3a5fd12a373a38693af05e173328478f245e1f92

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
SignaturegOPLGWQl7Y7uJC/F1K/G5JsIat40KlNEiZMmBMq6DR9dfXGtjjv87WRkBYHAjjPxeUKl2dfSNdwxgnBIwwvPCA==
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

2026-09-17T09:33:03.327587ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097925
observed 99d5e2c44127220a904fe8253fbc985c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:03.310778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097925/manifest.json
observed 8f5a56993d296c88892c85ab3a5fd12a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:03.292975ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097925/publication.md
observed 966a6979b179ad9798d3dbec832d515d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:03.276369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097925/publication.txt
observed 54b07d39d7b94182b1f0973c9146c3b7...
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.