OpenTechnical

OT-2026-000066836

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, manifold pressure sensor, sustained blow-off 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-2026-000066836) never changes.

Identity and time

Publication numberOT-2026-000066836 · never reused
Internal UUID01a0ae8e-ce43-7b03-b16d-4909f3d4f464 · 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-2026-000066836
StatusPUBLIC

Content hashes

Canonical textf8375ae280a8cd3f55fd4b343bb19eaded6b167f1059d458dd11823e19ea506c
Markdownb400839b158fcf4b6171c6f187a193f312c53797a192d369e4f44ebeb3368a61
PDF
Publication page9547e16b4641cfe4ab73d0298a44e8b4b36f7dca269b464184715a3a740aeac9
Manifest9a61a72fb4231d1e99bdfdc54f943f2724fb3d87d87bcf715addbc91c7f41897

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
Signature/Se6+sm2NLu2ByJYBtgnOAcebgMXoNRTMJd2dKHDoT0rlodjmtd60fRxCWufGEoLDMSiw/CyEP2d7b0dz6OwDQ==
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

2026-09-17T10:33:16.368617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066836
observed 9547e16b4641cfe4ab73d0298a44e8b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:16.352534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066836/manifest.json
observed 9a61a72fb4231d1e99bdfdc54f943f27...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:16.334321ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066836/publication.md
observed b400839b158fcf4b6171c6f187a193f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:16.316504ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066836/publication.txt
observed f8375ae280a8cd3f55fd4b343bb19ead...
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.