OpenTechnical

OT-2026-000045114

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained blow-off after set-down, on a tool changer

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-2026-000045114) never changes.

Identity and time

Publication numberOT-2026-000045114 · never reused
Internal UUID01a0ae7c-f768-7906-b95f-cd1e3aa05463 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045114
StatusPUBLIC

Content hashes

Canonical text98e5c80539f14940ad13725adfab9cb26ea1beae787dc3c82913a05177b1cac0
Markdownfd0f2f6f3fddf68605dc3af6f9c204df074a253dbcaee16da06feee581f0e7c9
PDF
Publication paged8229a31533e1b99d07070baad77d90c33d9617a3925cbd66add25ffe4bfa869
Manifestf1320aceaf911b58c39e708d7d28f121221c5531680a36be534db26a0298d760

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
SignatureGDGidh9WLwBeLf7DFNV0QD38FcwN7kC2XrlQ/eXgj6k/SWfiOWMpMGZ8V+5JSMtLYEsEnmjDlpq2uKvDDl5fDQ==
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

2026-09-17T11:10:15.370635ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045114
observed d8229a31533e1b99d07070baad77d90c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:15.347099ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045114/manifest.json
observed f1320aceaf911b58c39e708d7d28f121...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:15.324564ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045114/publication.md
observed fd0f2f6f3fddf68605dc3af6f9c204df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:15.303937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045114/publication.txt
observed 98e5c80539f14940ad13725adfab9cb2...
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.