OpenTechnical

OT-2026-000007762

Publication integrity record

Single cup vacuum gripper, common isolation valve, single stage ejector, 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-2026-000007762) never changes.

Identity and time

Publication numberOT-2026-000007762 · never reused
Internal UUID01a0ae62-843f-7f53-8d4a-7291f3fff417 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:01:27.126957Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007762
StatusPUBLIC

Content hashes

Canonical text797a56a99346586c6c3f62a69de50838ce5389d0f7c5d72e659744bce9f8f69a
Markdown3e7298c40a6dd31f56202787cb7ae6eeb5b91de58d29e9537b3f3fc08c1bfd00
PDF
Publication page97df26adfc31a7f04eb021edf1c97692a67d2a0f36f3322265d8f033719b2c54
Manifestd67dee06342601c1d7584b459b12a02f173d7d526c1d6239d7da201689426305

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
SignatureuFMfRXv4SBevYcTFsp+Xu9/sWTRyzb03PA1IN4AO2IVMIV5jHUfEFlClJ77cUCRZCnuSyWCgF1suDkxyQBjOCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:07:02Z
batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof
root 8d90bf9341d96baa4328c218b6f85281...

Independent retrieval

2026-09-17T08:10:09.602024ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007762
observed 97df26adfc31a7f04eb021edf1c97692...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:09.584838ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007762/manifest.json
observed d67dee06342601c1d7584b459b12a02f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:09.567066ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007762/publication.md
observed 3e7298c40a6dd31f56202787cb7ae6ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:09.550379ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007762/publication.txt
observed 797a56a99346586c6c3f62a69de50838...
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.