OpenTechnical

OT-2026-000097501

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, 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-2026-000097501) never changes.

Identity and time

Publication numberOT-2026-000097501 · never reused
Internal UUID01a0aea1-55b4-7cc4-b927-1ae9928fa153 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:04.087778Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097501
StatusPUBLIC

Content hashes

Canonical textd0454e632964ad9964d57f3ab6e0efce82bacda638abc362a2f53812edb9b5b2
Markdowneae349ff0bb859ee3c8b67057bcecc65522be59442793c54e55186cccdedd741
PDF
Publication pagee42ca374db587605d7827b0875e941cb961944c3cbb90762e49d77cae29d04c0
Manifestd6595349896b0e5f06ff8a009c0a8343bf235200ebf5aee3c9d5475815fa3411

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
SignatureIHtohTL4WFwImFaWiWUIjzWyPGepImK1B2XxqN0YmS38jzd0IwBTSgLVZXMLvFu7ePkcKigg0S+yrTjVX43RAw==
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

2026-09-17T09:33:22.554607ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097501
observed e42ca374db587605d7827b0875e941cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:22.536829ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097501/manifest.json
observed d6595349896b0e5f06ff8a009c0a8343...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:22.519529ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097501/publication.md
observed eae349ff0bb859ee3c8b67057bcecc65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:22.499909ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097501/publication.txt
observed d0454e632964ad9964d57f3ab6e0efce...
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.