OpenTechnical

OT-2026-000092817

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-2026-000092817) never changes.

Identity and time

Publication numberOT-2026-000092817 · never reused
Internal UUID01a0ae9d-b601-7ecf-bedf-617d5b017e74 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092817
StatusPUBLIC

Content hashes

Canonical textc4704d8f02584742badee6f52658ca33bcc471c635eff4276a6ffc6836aeb353
Markdown16009fc5d1a55fe5b1003ea954cb4be772510729087c6b2e16fc40b16da06d16
PDF
Publication page3635f1f32093bd8bce52c2ca2ea2f971871b7969acc7a80f5b5d6c33fa6b5afe
Manifestff3210b9ca36e1e7a0aa2432f84742c2b2c7d5c662218c7c8a6bdb1b4b266826

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
SignatureKcKLAh1VN3tlHW5CbLjl41os2zcFYUSHDB7MQ508PERSeiaoZsnNuH/hv5UdCrJCh/Arar+UtkqPhBlZ2AVZBQ==
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

2026-09-17T09:40:46.222189ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092817
observed 3635f1f32093bd8bce52c2ca2ea2f971...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:46.204421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092817/manifest.json
observed ff3210b9ca36e1e7a0aa2432f84742c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:46.185916ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092817/publication.md
observed 16009fc5d1a55fe5b1003ea954cb4be7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:46.168347ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092817/publication.txt
observed c4704d8f02584742badee6f52658ca33...
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.