OpenTechnical

OT-2026-000045146

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump fed, supply line pressure sensor, sustained blow-off after set-down, on a tool changer

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-2026-000045146) never changes.

Identity and time

Publication numberOT-2026-000045146 · never reused
Internal UUID01a0ae7c-f769-7060-80ab-90308c88a352 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045146
StatusPUBLIC

Content hashes

Canonical texte2b3c98451ceffb9971e4ece2cdbe8795b8a46efaea79b9f7c59cbad6d846799
Markdown7809a99206840183eab595e9076b692f0cb00b71db86f3065f5c728d2f9de80e
PDF
Publication page17b059249c10c0432e38b62745f9f43e3cb9c185fc394fb4e0518b085e1c90f8
Manifestca867582077e77576160dd58bccc411bc983637d7d1ee15a86833a2cbd164133

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
SignatureQanAVhl+GEW/e1XNCXr3S3cvC43asbJXUF7zw62DRei3fz//ZAAeCWeLIsHGrR2z2ZC75xLNAWuD+jGlnlGLDQ==
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

2026-09-17T11:10:17.973040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045146
observed 17b059249c10c0432e38b62745f9f43e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:17.953748ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045146/manifest.json
observed ca867582077e77576160dd58bccc411b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:17.935434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045146/publication.md
observed 7809a99206840183eab595e9076b692f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:17.916372ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045146/publication.txt
observed e2b3c98451ceffb9971e4ece2cdbe879...
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.