OpenTechnical

OT-2026-000097319

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, pump fed, supply line pressure sensor, sustained blow-off before set-down

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-2026-000097319) never changes.

Identity and time

Publication numberOT-2026-000097319 · never reused
Internal UUID01a0aea1-01cb-7948-a95e-a64e118ed40c · 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-2026-000097319
StatusPUBLIC

Content hashes

Canonical text8d9fc1dee6fec6213951495c3f1e19fb87c301cd45a743250ed31945b6a14c1d
Markdown953436ed62713b38b8c922b417149502d042c3b3bc05a5702a5b1b4e4fee1bd7
PDF
Publication page8ba271cae4c25f417152c771d5de40e99d73cd744e7f373479225f413133d466
Manifestf22905fa0cfe08442ce5fa6cda1110862edd2a4238986fdc32523e941492f12e

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
SignaturewqgTl8Bg3bfvgYqHmFTg340CSzjcTWdQmb0brh+Rd/XjgZ1AdEj4ERJMBGzhJ3SZIevJ3Yi2RpLagxrxbDj1Dw==
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

2026-09-17T09:33:34.920422ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097319
observed 8ba271cae4c25f417152c771d5de40e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:34.903494ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097319/manifest.json
observed f22905fa0cfe08442ce5fa6cda111086...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:34.887651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097319/publication.md
observed 953436ed62713b38b8c922b417149502...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:34.871026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097319/publication.txt
observed 8d9fc1dee6fec6213951495c3f1e19fb...
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.