OpenTechnical

OT-2026-000045346

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, 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-2026-000045346) never changes.

Identity and time

Publication numberOT-2026-000045346 · never reused
Internal UUID01a0ae7c-f76b-70d8-acf8-6c9af0f5a42e · 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-2026-000045346
StatusPUBLIC

Content hashes

Canonical texta91cef423bf2d8eb98dc6c06c54d0d5a05f8ad9c9460c3ceeea313cfc75162b6
Markdown7fdae43845e9e9b97756978823842010039d6372e402c89ae2b68e85dc8e6382
PDF
Publication page6d54080729e86b92091c63dbe1e6c45dd7683b7213e4d7cefb6cfec023e0896d
Manifest59a03bc80373d430c92bc220d873d4f3af4a844c606e8406b370107b6603c49e

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
Signature2zn/Yv4eHDSJrIWAw1aW1uW1j885Lc2eJP1e6pW/GG8ZNTq75CTYROe+fjr02eVu1d1z66SN0C/1MdCHwgeZCA==
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

2026-09-17T11:10:36.446045ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045346
observed 6d54080729e86b92091c63dbe1e6c45d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:36.427023ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045346/manifest.json
observed 59a03bc80373d430c92bc220d873d4f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:36.408493ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045346/publication.md
observed 7fdae43845e9e9b97756978823842010...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:36.389627ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045346/publication.txt
observed a91cef423bf2d8eb98dc6c06c54d0d5a...
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.