OpenTechnical

OT-2026-000039584

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, 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-2026-000039584) never changes.

Identity and time

Publication numberOT-2026-000039584 · never reused
Internal UUID01a0ae78-d8d3-7c09-849f-34beb368c24e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039584
StatusPUBLIC

Content hashes

Canonical text7bc1b53b1d74fd94cf36c9fef0d0cc231af59a57db861b5f8bdd352d140ade65
Markdowna644fb91405e2de58b7f62c21089ec62b6538b2b6338726ac8062468fd45cbf6
PDF
Publication pagea36fbc2816952791801a731772094bd940f8303561b856aefa78afc9915f588b
Manifest1681cfca98657ac15441e419641878f5ec6a16febee1e314055a0dae0206849a

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
SignaturehkhXCdrjoFqyu3QD7QeFjLsaEYQY/rKrUIzLPUUbKPRSQO0/RE4KFW1aatGwLUCNI4LE+YK8eR5VjVCc0gEDCA==
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

2026-09-17T11:19:44.537973ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039584
observed a36fbc2816952791801a731772094bd9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:44.519780ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039584/manifest.json
observed 1681cfca98657ac15441e419641878f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:44.502784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039584/publication.md
observed a644fb91405e2de58b7f62c21089ec62...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:44.482813ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039584/publication.txt
observed 7bc1b53b1d74fd94cf36c9fef0d0cc23...
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.