OpenTechnical

OT-2026-000057373

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, 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-2026-000057373) never changes.

Identity and time

Publication numberOT-2026-000057373 · never reused
Internal UUID01a0ae87-d5bd-785a-87be-886a5481829d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057373
StatusPUBLIC

Content hashes

Canonical text6e7f1fb1d3fa5c2d812a9d101f0ee21e630a6538b32d1cc159aa64bafc32cd54
Markdown7097116faa8b5f5e3f788905e1ed64d103167d56ae73a6516ad6f2cd8977cbf8
PDF
Publication pagef8d204ff8b1617218be81bb0f3ab02af059b6a5a8a870a6d762a44d92f0d9ef8
Manifest80a8e7760e00da9383b2a4acedbf4c0b2a52642a9704d7f02029c84f84041e65

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
Signatureb5vNXMICRHn3QcEfErfoP7ngTMoObwUebiGbArw35V26t5BPj28kFXJQVkuxgTIh0ZTmU6+TmMlwIJeDW3DqDg==
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

2026-09-17T10:50:30.210417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057373
observed f8d204ff8b1617218be81bb0f3ab02af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:30.193305ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057373/manifest.json
observed 80a8e7760e00da9383b2a4acedbf4c0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:30.174777ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057373/publication.md
observed 7097116faa8b5f5e3f788905e1ed64d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:30.154097ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057373/publication.txt
observed 6e7f1fb1d3fa5c2d812a9d101f0ee21e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:39.332843ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057373
observed f8d204ff8b1617218be81bb0f3ab02af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:39.314966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057373/manifest.json
observed 80a8e7760e00da9383b2a4acedbf4c0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:39.297755ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057373/publication.md
observed 7097116faa8b5f5e3f788905e1ed64d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:39.279206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057373/publication.txt
observed 6e7f1fb1d3fa5c2d812a9d101f0ee21e...
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.