OpenTechnical

OT-2026-000092838

Publication integrity record

Two cup vacuum gripper, two zone face, common isolation valve, 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-2026-000092838) never changes.

Identity and time

Publication numberOT-2026-000092838 · never reused
Internal UUID01a0ae9d-b601-7cf4-9877-1e576802c26a · 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-2026-000092838
StatusPUBLIC

Content hashes

Canonical textc47c9f9d1d0f86978c001699ba79ceb2dd15ce1822ac4b8ed51d6d2e0c3da6ea
Markdownb33109f74d8577ac7e70d7d19e2cf37133b05a47991ce792f17b5019578442d7
PDF
Publication page0dbe1ad3ce293aeb90926d0045cc2c29c2e2b6ce8ea3293e65e96e86ee49dde9
Manifest63e9b738aeca04e874d8a5a0aa0a0355134e575c002d9f4a1e1263c0ab5961ec

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
SignatureNnad24AnSoTru8I1S5zm3tnuidjZ07lMI1mxB68oZUqTtnGR0rb1SwyV34nOOIbScz085L0VJATd/YW/7XvDCg==
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

2026-09-17T09:41:29.433600ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092838
observed 0dbe1ad3ce293aeb90926d0045cc2c29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:29.416277ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092838/manifest.json
observed 63e9b738aeca04e874d8a5a0aa0a0355...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:29.398016ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092838/publication.md
observed b33109f74d8577ac7e70d7d19e2cf371...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:29.376448ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092838/publication.txt
observed c47c9f9d1d0f86978c001699ba79ceb2...
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.