OpenTechnical

OT-2026-000029922

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, 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-2026-000029922) never changes.

Identity and time

Publication numberOT-2026-000029922 · never reused
Internal UUID01a0ae73-ac48-75a2-8dd6-0ac02ab02724 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:11.501096Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000029922
StatusPUBLIC

Content hashes

Canonical textcb6d2b0d7633c23875f1032afb321004ddd0a72bc94e044426ee6f6bbf0aa9fa
Markdownb823fccf44f2be797bd139ec43cf4178ce0438e0e7942838f142d94e9e81eb72
PDF
Publication pagebec812c735b33db8d04f6225561a15c1207bd104bf220e7533985d027dcf678a
Manifest80e497bec79dac315c5979fbde64e271959611bd1e4155532718b0aa9129d13c

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
SignatureYLSX9KJRV92J1c7vpK4SBgyfY05wNtMPw7chXu+Se92JXlrNjEw/WE3rx9PoON80fSvGeLkl5Redh8CqKioFDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:38:37.782980ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029922
observed bec812c735b33db8d04f6225561a15c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:37.766630ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029922/manifest.json
observed 80e497bec79dac315c5979fbde64e271...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:37.749458ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029922/publication.md
observed b823fccf44f2be797bd139ec43cf4178...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:37.733985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029922/publication.txt
observed cb6d2b0d7633c23875f1032afb321004...
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.