OpenTechnical

OT-2026-000045678

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, three stage ejector, manifold pressure sensor, sustained 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-2026-000045678) never changes.

Identity and time

Publication numberOT-2026-000045678 · never reused
Internal UUID01a0ae7d-8f03-715e-b90f-8d2dc3456161 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045678
StatusPUBLIC

Content hashes

Canonical text1ba1d05b8124e2ca9133567a70a0d0d2dfc50305b012fe37a4b4e5eb29d9a9a0
Markdownbe088499022bd90ed77c5ec34e4302319698dc07fcb7644296ae7a3e5e127501
PDF
Publication page95733ce7f0362a97dd13f38347075de7b9c39b15abf9401f192fc1a12f647a92
Manifestd5832074605e6075cecfbdcf225373618578427eb07614715666c686eb935778

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
Signature1WRuCKajL7guci9sOIuccvbqR6mYyqbogLZwBfYsKylyYjwcUxv51A6lUd2a5zxyXFhlpvu6wiekqobBN1Z4Bg==
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

2026-09-17T11:09:28.658264ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045678
observed 95733ce7f0362a97dd13f38347075de7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:28.640563ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045678/manifest.json
observed d5832074605e6075cecfbdcf22537361...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:28.620564ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045678/publication.md
observed be088499022bd90ed77c5ec34e430231...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:28.601050ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045678/publication.txt
observed 1ba1d05b8124e2ca9133567a70a0d0d2...
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.