OpenTechnical

OT-2026-000034224

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, manifold 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-2026-000034224) never changes.

Identity and time

Publication numberOT-2026-000034224 · never reused
Internal UUID01a0ae75-df0d-7c7a-b440-a3ae45d79c37 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034224
StatusPUBLIC

Content hashes

Canonical text136f0e8516bd71c69b3337dc105cb86ce606f77914a266d5a70adc53ea07b7e1
Markdown34d645d76365775635b3d798d9fcf0d1c49c1e0fc7e963d0d2e1cb322193f6e0
PDF
Publication page9d0033d9850abe205fa9235dccc00d8ff5a4f47d3950dd384f3b0af8517950d2
Manifest93fdf79d3e2883954d83493eb832ec0dd01806055f01e7e689cce7ab31a51c5f

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
Signaturei4KAM5rzlrda6rMgTzB58is+lSuy+5YY9YNtdBvCFux1I57hk9/NOgyWKdCFXOb2gYBe+YTBBkaZDOp4pHrfBg==
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

2026-09-17T11:30:46.475441ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034224
observed 9d0033d9850abe205fa9235dccc00d8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:46.457955ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034224/manifest.json
observed 93fdf79d3e2883954d83493eb832ec0d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:46.438311ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034224/publication.md
observed 34d645d76365775635b3d798d9fcf0d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:46.420891ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034224/publication.txt
observed 136f0e8516bd71c69b3337dc105cb86c...
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.