OpenTechnical

OT-2026-000010525

Publication integrity record

Single cup vacuum gripper, common isolation valve, pump 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-2026-000010525) never changes.

Identity and time

Publication numberOT-2026-000010525 · never reused
Internal UUID01a0ae6c-0ee7-77a9-8fbd-7c17290cf0e2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010525
StatusPUBLIC

Content hashes

Canonical texta3d47e30298226b8d7ec2309b616982fc6e00323cf44be59ae752ebd007b0507
Markdownb6caa4af56a705a309d09090d3d7952388e9c91d8ed214321477b3ba855c6375
PDF
Publication page395fa785f425facd1452335e0031e6244bf69d158a62db0ab4c262c4c2be0a23
Manifesta7f622befd260db3069be3fff2f2dad41a758df35ddf91848f4e22cc1b499798

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
SignaturenabkW8DfJDFo2am4SIMHujIliUBXG+KkLbuuTG1GmRYpOLLK2udC+R5MNku54WYMb2cDTSJFhpdJBTOnlUDFAQ==
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

2026-09-17T12:14:41.084185ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010525
observed 395fa785f425facd1452335e0031e624...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:41.066161ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010525/manifest.json
observed a7f622befd260db3069be3fff2f2dad4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:41.048680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010525/publication.md
observed b6caa4af56a705a309d09090d3d79523...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:41.016127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010525/publication.txt
observed a3d47e30298226b8d7ec2309b616982f...
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.