OpenTechnical

OT-2026-000011346

Publication integrity record

Foam pad vacuum gripper, three zone face, common isolation valve, three stage ejector, vented 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-2026-000011346) never changes.

Identity and time

Publication numberOT-2026-000011346 · never reused
Internal UUID01a0ae6c-88fe-7aea-9946-7b470d04e005 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:23.703080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011346
StatusPUBLIC

Content hashes

Canonical text455833a69a1edbca0b93e4cb83cb5447c58815e36ac8bf195d94e496e03864aa
Markdown306fd288a89b7cca19d1c0543c2d84f0ab6dcfbab04780bb707032c650720b62
PDF
Publication page820895c81cd8b2d68e6efe8339140d21708e05f1c23a38497744db6d1432409b
Manifest06ec8dd1b103cc0499014e0b0cdd8a6ce7bd6021f14901bb3d703e9e8a53880d

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
SignatureGXQwUTjYh3dD/j178myYwTsZrLKVlo871Ut+JnI1lM/uJ+XwsqR/UQ2gn3L+m5oGs6BUld5+LvtMCOd+dmgeBQ==
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

2026-09-17T12:13:04.412760ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011346
observed 820895c81cd8b2d68e6efe8339140d21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:04.393467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011346/manifest.json
observed 06ec8dd1b103cc0499014e0b0cdd8a6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:04.373268ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011346/publication.md
observed 306fd288a89b7cca19d1c0543c2d84f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:04.354067ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011346/publication.txt
observed 455833a69a1edbca0b93e4cb83cb5447...
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.