OpenTechnical

OT-2026-000045664

Publication integrity record

Two bellows cup vacuum gripper, two 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-2026-000045664) never changes.

Identity and time

Publication numberOT-2026-000045664 · never reused
Internal UUID01a0ae7d-8f03-7359-9dd2-2cf72bbd0425 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045664
StatusPUBLIC

Content hashes

Canonical texta35816fa1352d3fdf787b83e0113128df7eb796dae098f4b48c00c1d9c3e8fa6
Markdown9aa536bd481277cb2c196fcea0bac11ffb16a0dd04a47b7ef3e806d6a8821baa
PDF
Publication pagee39473243e6910b8ab2c6a1484a5d473e069ccbdf50a5ea0ccc8e2abbdf95c7a
Manifest081a2ef5dc0f47b6cb4d1d3ee9759e6b4d24f0f58294f7eab7ed4cb056a10a4c

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
SignaturegQarFLqbnGrgsZy6Tmjf26b1NZWEO4B1XCJGhuu8pYTdpHJyVb5XnrzSHXwOpq8MKgWSQOmkY+hztDNFegpcAw==
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

2026-09-17T11:09:27.565354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045664
observed e39473243e6910b8ab2c6a1484a5d473...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:27.546224ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045664/manifest.json
observed 081a2ef5dc0f47b6cb4d1d3ee9759e6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:27.525500ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045664/publication.md
observed 9aa536bd481277cb2c196fcea0bac11f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:27.504969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045664/publication.txt
observed a35816fa1352d3fdf787b83e0113128d...
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.