OpenTechnical

OT-2026-000008013

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, plant vacuum fed, pressure sensor per zone, vented before 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-2026-000008013) never changes.

Identity and time

Publication numberOT-2026-000008013 · never reused
Internal UUID01a0ae6a-908b-775b-a069-4684f4a7b5eb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008013
StatusPUBLIC

Content hashes

Canonical text0226ec7182d41322c0de18b4d8ebb73e5de2c32031ab72403745bd96c098b622
Markdownbe6f102834b005df2d20cf927eec331a551032db385004a24af610398acb4f7d
PDF
Publication page76d6f66c137e6493ecb62cad28a22795fc4f9d77006be4ba709b35c74ec4c54f
Manifest749a8bedd2762cf01ce0f6eb0495617f6a3a9ed58ac5c97ea1e523730a54b49f

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
SignatureYqI9XCPkckcI4aDmycxwYfjoSvmfWX+g//J+c9NhWZjEAlORGUEybPhfvcqeO1lcM1/1HdarHOvQoyji4Cl4Dw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:20:33.926110ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008013
observed 76d6f66c137e6493ecb62cad28a22795...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:33.906341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008013/manifest.json
observed 749a8bedd2762cf01ce0f6eb0495617f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:33.886954ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008013/publication.md
observed be6f102834b005df2d20cf927eec331a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:33.868127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008013/publication.txt
observed 0226ec7182d41322c0de18b4d8ebb73e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:16.759530ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008013
observed 76d6f66c137e6493ecb62cad28a22795...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:16.742200ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008013/manifest.json
observed 749a8bedd2762cf01ce0f6eb0495617f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:16.725404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008013/publication.md
observed be6f102834b005df2d20cf927eec331a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:16.706576ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008013/publication.txt
observed 0226ec7182d41322c0de18b4d8ebb73e...
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.