OpenTechnical

OT-2026-000045108

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three 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-2026-000045108) never changes.

Identity and time

Publication numberOT-2026-000045108 · never reused
Internal UUID01a0ae7c-f768-71b2-bc6e-232f207bf3cd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045108
StatusPUBLIC

Content hashes

Canonical text9c954d5dd829289cf488802c84059b067c40602b6c0b17d7b8a30d287918702e
Markdownbfaabd3d4bc5e4f089222d0f314fe295b743e29d89d4730ee926c5aa6386e98e
PDF
Publication page597848b094245245ab3efc85bd888c5faacfe184fc6babadf479ef48b4ed9f88
Manifest2e43b19f602ce2db1e8beef5b60b81c4161aaf872b19d44900734a9b71965d03

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
Signature4h8TP6qjZzh2S/dscf3gh/U/BI6yRfSTdAFwlEdWL6vu96JUkNro3PNVXBr4KYmOPgL1BnJmBa500Z0zwgQwBg==
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

2026-09-17T11:10:14.869448ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045108
observed 597848b094245245ab3efc85bd888c5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:14.850119ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045108/manifest.json
observed 2e43b19f602ce2db1e8beef5b60b81c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:14.829118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045108/publication.md
observed bfaabd3d4bc5e4f089222d0f314fe295...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:14.807689ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045108/publication.txt
observed 9c954d5dd829289cf488802c84059b06...
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.