OpenTechnical

OT-2026-000066602

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000066602) never changes.

Identity and time

Publication numberOT-2026-000066602 · never reused
Internal UUID01a0ae8e-ce41-7e83-a8b9-e646a729bebf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066602
StatusPUBLIC

Content hashes

Canonical text3fa865de5d51aa6fe18a3550075412f2c5ff518115e3bb455b879e7e5e93fbb9
Markdown6ae5236e501151de7019c6507a15ac80580e240ee7e20055b663a5376fb4f83e
PDF
Publication page58e8fc1b8f73de1e0cf20a3d349d023c08a1f2aeaa072f32723580141882815c
Manifest045640c6225009213560cdc6563cb5a1bea438d8aa357a71631ddda17aa37632

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
SignatureenQFyNUQA4cFQppJXDKNKp2MKnD8AbcUACl/Obl0Ls6SSELRm0gI6AgnzuOp3Gtsf88BgU1f7QQPrv5sAqgbCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:32:58.439296ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066602
observed 58e8fc1b8f73de1e0cf20a3d349d023c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:58.421978ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066602/manifest.json
observed 045640c6225009213560cdc6563cb5a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:58.403979ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066602/publication.md
observed 6ae5236e501151de7019c6507a15ac80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:58.386450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066602/publication.txt
observed 3fa865de5d51aa6fe18a3550075412f2...
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.