OpenTechnical

OT-2026-000051322

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000051322) never changes.

Identity and time

Publication numberOT-2026-000051322 · never reused
Internal UUID01a0ae83-2740-7636-bba8-6d7f8f943bf8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:05.998905Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051322
StatusPUBLIC

Content hashes

Canonical text611544fbeee2486b68ee850088625c43e1c63186490c580f277720711cce286b
Markdown67f18879aa12f6f9eef07ba4d93364f4a3f3fdce247eebd95243f7e04bb88bca
PDF
Publication pagedad423dc34a1d5d6c60dad92f7a57657934d6bfb066b74826d68c184820f1aa2
Manifest9417aab6a44ba079b84d1ad737b1f8f0e44d61b54cd378bdb5f91a7df6705613

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
SignatureIMPK7r8ScJWe8RLJF9VZxyqExJM1cv383jAJUYOdzcRVdfl3fGg3o8UZD4v6rcjiZKQ+hmnEcSAN1KnQ+XwzCw==
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

2026-09-17T10:59:12.140724ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051322
observed dad423dc34a1d5d6c60dad92f7a57657...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:12.121809ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051322/manifest.json
observed 9417aab6a44ba079b84d1ad737b1f8f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:12.103442ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051322/publication.md
observed 67f18879aa12f6f9eef07ba4d93364f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:12.085893ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051322/publication.txt
observed 611544fbeee2486b68ee850088625c43...
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.