OpenTechnical

OT-2026-000039371

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed blow-off 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-2026-000039371) never changes.

Identity and time

Publication numberOT-2026-000039371 · never reused
Internal UUID01a0ae78-9675-7f31-9811-1be8a8f5f11a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039371
StatusPUBLIC

Content hashes

Canonical text169a60b1fd898d23141937342fae00c400e685a24db7d34fe5f728a33a22411d
Markdowna8f9c72f2ba168bc22eae03d15b8ff5f387781aef47e07fb4eb025113a1167c8
PDF
Publication page1d401d71c999cdbfb9234aeed03853f1306052b9d76d90c6ed7b6003d568ca36
Manifestae01579e98c57dce9ead83c8fc25ffac59e9cd05eb553b3d96de7541b8664275

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
SignatureWfHNNEFxTQdo7AOlgv0gJYGawok4uMZX75DPwIb2xYD3xGWgstMsTtr7zF4Vag4HIAJUF7jzPZ8YrCEkILHWBw==
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

2026-09-17T11:20:58.441511ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039371
observed 1d401d71c999cdbfb9234aeed03853f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:58.426081ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039371/manifest.json
observed ae01579e98c57dce9ead83c8fc25ffac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:58.409133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039371/publication.md
observed a8f9c72f2ba168bc22eae03d15b8ff5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:58.394122ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039371/publication.txt
observed 169a60b1fd898d23141937342fae00c4...
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.