OpenTechnical

OT-2026-000008404

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, supply line pressure sensor, pulsed 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-2026-000008404) never changes.

Identity and time

Publication numberOT-2026-000008404 · never reused
Internal UUID01a0ae6a-e469-7494-80a2-263e89074a4d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008404
StatusPUBLIC

Content hashes

Canonical text77046be0a02c7d01306a572a42b8a76ed269b65aaa5711754445aedd65191601
Markdownfd4c08fae3ed39eac84826268d70417483340a511e79b730478f4c0d540eefef
PDF
Publication page40a94ef7bdd0d482697f85b46454d02f463f99040b98d8367e59c1fedbb797b6
Manifest825968164ef63bb89e13a38a734b49e2c8d4fad95ce5764a764171af0b543158

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
SignatureBv31bvdLAdf7pLdXdzJB3VDDvzOQ/LwArvin9Z54TVMOoZwiKfdcBFoe2fY9OS1NB3e9RWkheP5YdlrOUqhgAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:14.901659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008404
observed 40a94ef7bdd0d482697f85b46454d02f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:14.884507ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008404/manifest.json
observed 825968164ef63bb89e13a38a734b49e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:14.867173ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008404/publication.md
observed fd4c08fae3ed39eac84826268d704174...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:14.848898ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008404/publication.txt
observed 77046be0a02c7d01306a572a42b8a76e...
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.