OpenTechnical

OT-2026-000044661

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000044661) never changes.

Identity and time

Publication numberOT-2026-000044661 · never reused
Internal UUID01a0ae7c-39da-7777-861e-f107bf5c28f9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044661
StatusPUBLIC

Content hashes

Canonical text995ed0d2b4038348b6eee9f671c1e56bd966367796e3fbd219ea30f7b87b68d6
Markdown47b7b3679498aa64be6d4115642d12596ca3effda90adcdf0c8d569ca5d724f2
PDF
Publication page1e3dd900ac7f754d51e4566aef6f66590064858f75f511658c440e5c2490682c
Manifest04612632e11289860da1f9d56733120e6862e2b4ac7666e570ea51749f0eb533

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
SignaturerI8gQitVtpbNkPg6nIrXkoxVAAiVDjYRqwfS59jH1gxKLrHorkYiQZGOaYr6XfVRWILsIV2cyQhsBavCnzgHDQ==
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

2026-09-17T11:11:54.557299ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044661
observed 1e3dd900ac7f754d51e4566aef6f6659...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:54.538067ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044661/manifest.json
observed 04612632e11289860da1f9d56733120e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:54.517457ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044661/publication.md
observed 47b7b3679498aa64be6d4115642d1259...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:54.498877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044661/publication.txt
observed 995ed0d2b4038348b6eee9f671c1e56b...
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.