OpenTechnical

OT-2026-000046272

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, pulsed 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-2026-000046272) never changes.

Identity and time

Publication numberOT-2026-000046272 · never reused
Internal UUID01a0ae7e-57ca-7a2e-95ce-868256b12acf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046272
StatusPUBLIC

Content hashes

Canonical texte3a489e83510bd1023ca249d1651a9ebff370537a612f90e32c6ccd426bc23a5
Markdown93351eccf8fbad6c6afd44b0a92c2c90c8dc32344e0b4231751fd64393ca552e
PDF
Publication page96552a34205ad535cb48179fff2f9f57c8da2f1c01ccd3b6cfdb8819de842f89
Manifest56cb142a9d9ad6d6fb3a1bdff5e7e9552b4b1fa6833eb6273e1621b576aeb35a

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
SignaturezY8IoatK/s80Zy96hjnx2vc4/hNwEc7O1kdTo0LTOpcTQGIL4/dkAZeuLzshVwx2IIBefzG3RpLP1A/89tBPCw==
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

2026-09-17T11:08:08.275774ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046272
observed 96552a34205ad535cb48179fff2f9f57...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:08.256138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046272/manifest.json
observed 56cb142a9d9ad6d6fb3a1bdff5e7e955...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:08.236501ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046272/publication.md
observed 93351eccf8fbad6c6afd44b0a92c2c90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:08.219392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046272/publication.txt
observed e3a489e83510bd1023ca249d1651a9eb...
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.