OpenTechnical

OT-2026-000088114

Publication integrity record

Two cup vacuum gripper, two zone face, common isolation valve, plant vacuum 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-2026-000088114) never changes.

Identity and time

Publication numberOT-2026-000088114 · never reused
Internal UUID01a0ae9b-1aa7-70d1-99f2-16a3246da0ab · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:15.638297Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088114
StatusPUBLIC

Content hashes

Canonical text831a06b5b35524de481e1ffc00b89becea8a76a17192a853d6cbc1058dec02cb
Markdownaa7da302112055a98489e06a8993bbc7aa3d5b1a4408fac4152199169e537888
PDF
Publication page3a177894ec183c8129774f3f2204f1ec729f1606fb277c2e7fab2b94c3ef479b
Manifest16c6fe8c09c7385bd6dd37ba50d24296d105f28ee12a5d3538da1af53f7c2278

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
SignatureuaDNAfUEChtNjoX+iHZD8BJvqZHzXxMf9DWK7tasjMaVdLFZEzptY0aLG7WDBeZUDWI/L+ChN4Cdf8yB8yykBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:50:06.344348ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088114
observed 3a177894ec183c8129774f3f2204f1ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:06.324787ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088114/manifest.json
observed 16c6fe8c09c7385bd6dd37ba50d24296...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:06.305017ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088114/publication.md
observed aa7da302112055a98489e06a8993bbc7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:06.287033ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088114/publication.txt
observed 831a06b5b35524de481e1ffc00b89bec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:05.496942ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088114
observed 3a177894ec183c8129774f3f2204f1ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:05.479890ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088114/manifest.json
observed 16c6fe8c09c7385bd6dd37ba50d24296...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:05.459048ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088114/publication.md
observed aa7da302112055a98489e06a8993bbc7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:05.436672ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088114/publication.txt
observed 831a06b5b35524de481e1ffc00b89bec...
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.