OpenTechnical

OT-2026-000053602

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, vented 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-2026-000053602) never changes.

Identity and time

Publication numberOT-2026-000053602 · never reused
Internal UUID01a0ae85-0a93-7742-a5da-190f314abd04 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:09.762364Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053602
StatusPUBLIC

Content hashes

Canonical textc5206bfb4fc4f40768a53df84a56aee3edd387c40c00b89d546f231fa08199f9
Markdown0be144fd636881a3a873d62554f5de425f6d07663bdbc59f6bb7e43b8e963cbd
PDF
Publication page278777308d823ad38c3c200c0f989b80836dd29e32a59efa64c43aa90e5d6e8f
Manifest7424c78abddb6cc2c4022bcd6f23de27a0811e7b72425b87657d756b0338ef36

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
SignatureGnW8cPafy152zlXvXxPJIVI6zsVOHFe8m+zxFLe7j4zT14JWxaP01474sEYkVbCer0bR57qcBgHLXsavlqUaDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:55:28.503438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053602
observed 278777308d823ad38c3c200c0f989b80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:28.483659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053602/manifest.json
observed 7424c78abddb6cc2c4022bcd6f23de27...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:28.466164ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053602/publication.md
observed 0be144fd636881a3a873d62554f5de42...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:28.446664ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053602/publication.txt
observed c5206bfb4fc4f40768a53df84a56aee3...
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.