OpenTechnical

OT-2026-000062452

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000062452) never changes.

Identity and time

Publication numberOT-2026-000062452 · never reused
Internal UUID01a0ae8c-0ac0-781f-b6e0-50a70fab1783 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062452
StatusPUBLIC

Content hashes

Canonical textae2aa76ac7743063c5a7f2910af4894af4b76e93cf145336027653132cba9650
Markdown642c873090b6070fc442ea17404fa4f0d7159207fb5164d0ecba76b2eaf7de0d
PDF
Publication page6d2a8180c52afab4764b65776014f24e742731b3a87f8b4401bd9590491a1d2b
Manifesta31c09793e80a20d103159691e528c6ddcdd3f3343d33c35b6bffc7a17ea9f18

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
SignaturewQ/LSFLuPwLnu6mFuatMi5w3Frm71qVi/aAEj9793AQDjILdBY73eFkvG2ZGC6ym1dO3VyLqnHY6XVVdvreDBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:39:47.884403ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062452
observed 6d2a8180c52afab4764b65776014f24e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:47.863030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062452/manifest.json
observed a31c09793e80a20d103159691e528c6d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:47.841946ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062452/publication.md
observed 642c873090b6070fc442ea17404fa4f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:47.822355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062452/publication.txt
observed ae2aa76ac7743063c5a7f2910af4894a...
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.