OpenTechnical

OT-2026-000015941

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, supply line 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-2026-000015941) never changes.

Identity and time

Publication numberOT-2026-000015941 · never reused
Internal UUID01a0ae6e-0c4d-72f1-abef-7d6df59cca0c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:02.846253Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015941
StatusPUBLIC

Content hashes

Canonical textfd20e8181f034e006c5d82c49a4129adf8a818757abdb0f7d60049378ae207ae
Markdownb614b553be6f510022e48c3f5c871da82572ca532765001aa0563f9162d04a47
PDF
Publication page7be679ba8feccd24bcbef1027f9563b2ecc8f6053105528efa22ab9e18e662bf
Manifestf56ec3f582f5407b25362bba593116b7c7ee4e48844aa9cd81c97db1d1d81b14

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
Signaturesjw1DRS5PMEsT5L7+g0kW4+PbPAAnh+WDdGseG3eD2ItZxU60NiTp4Bu0u9q0D+ophzr0upRdv4Km4QACNNjBQ==
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

2026-09-17T12:05:24.940177ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015941
observed 7be679ba8feccd24bcbef1027f9563b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:24.919208ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015941/manifest.json
observed f56ec3f582f5407b25362bba593116b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:24.894365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015941/publication.md
observed b614b553be6f510022e48c3f5c871da8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:24.872217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015941/publication.txt
observed fd20e8181f034e006c5d82c49a4129ad...
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.