OpenTechnical

OT-2026-000044276

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, 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-2026-000044276) never changes.

Identity and time

Publication numberOT-2026-000044276 · never reused
Internal UUID01a0ae7c-39d6-745a-9245-7d0888a26f92 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044276
StatusPUBLIC

Content hashes

Canonical textc9636f8b1f01fa9bad9f0c147fa3d09f90e6f1576b9143ecf5151941fed39406
Markdown578eedc707917cc611890353eccf26403293d6873d0f6382bedb6ea42b18c8b8
PDF
Publication paged051b4cf72fa7a008c6f5845f75310188f7c84271a468fae71bf78707947bb1f
Manifest487be95bf2a79a76a8c9e54da182e1778c0806b09c1126836c61cfc5402604af

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
SignaturePHzIwfwofYYCh8adPH/fkrumtxlGO6GIb1N8RATJhh9WSahiO1M1tnJwCLoVCt/lQ7QV5DLEH0qaUaZ7rmdcAQ==
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

2026-09-17T08:30:11.065084ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044276
observed d051b4cf72fa7a008c6f5845f7531018...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:11.046581ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044276/manifest.json
observed 487be95bf2a79a76a8c9e54da182e177...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:11.025475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044276/publication.md
observed 578eedc707917cc611890353eccf2640...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:11.007453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044276/publication.txt
observed c9636f8b1f01fa9bad9f0c147fa3d09f...
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.