OpenTechnical

OT-2026-000021046

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, pulsed 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-2026-000021046) never changes.

Identity and time

Publication numberOT-2026-000021046 · never reused
Internal UUID01a0ae6f-65e5-7569-9acf-83d0f0c4c599 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:31.316024Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000021046
StatusPUBLIC

Content hashes

Canonical text4ffda1e2155500447458ffcddf04d759962b8ebad38d745f86f77196830eb654
Markdown6e37b7e8972c624a8a7d1d8472495c4939402a36bcb636fae217f261f8c3236c
PDF
Publication pagef6e9763a47daf0c291d0f05d933a878606ee0b99246ab9baaad4fb0e47e211cc
Manifest142ecf58b66106b31be799af6eac18d2bdf1633c8ef510228e72cf27ff95ffad

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
SignaturemRRIslDiX1dPwFDXy2Qtz7PanQDD8e/l6i0n0ub3ITbeWcEFMgj6NjjHE8hQohR50YVLIC6o0T4sdW6+VRZwCw==
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

2026-09-17T11:56:12.653119ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000021046
observed f6e9763a47daf0c291d0f05d933a8786...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:56:12.636041ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000021046/manifest.json
observed 142ecf58b66106b31be799af6eac18d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:56:12.617328ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000021046/publication.md
observed 6e37b7e8972c624a8a7d1d8472495c49...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:56:12.598121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000021046/publication.txt
observed 4ffda1e2155500447458ffcddf04d759...
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.