OpenTechnical

OT-2026-000084257

Publication integrity record

Foam pad vacuum gripper, four zone face, per zone isolation, three stage ejector, sustained blow-off before 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-2026-000084257) never changes.

Identity and time

Publication numberOT-2026-000084257 · never reused
Internal UUID01a0ae98-5b60-7f15-a30d-d1fc05b0b34b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:15.619216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084257
StatusPUBLIC

Content hashes

Canonical textbcdf3afbe63321493889106a1bf8c77b6c8d2055f805866e6e8f7eaeb02904f5
Markdown8387fefb473c295287f0e19c34224bf046c0e0eab5a0a18f1540faa8f5e4a220
PDF
Publication page3f02e49e750442dbdc34664c6585669552f6a56c6f92af43803ef0a7ba918e34
Manifestb29f4a7b0a9b9ee75178f3bfe7f2c499909dc042b721899ccb7d8206a71fb60f

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
SignaturepxFd0Y/8rTSohNqCJvi07PPHjHdMNsN/l31RMnij73/wKasKY6/PA+9k5aC7rLA5DmuzqKncobrHh031oxJPCg==
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

2026-09-17T09:56:10.035218ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084257
observed 3f02e49e750442dbdc34664c65856695...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:10.014834ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084257/manifest.json
observed b29f4a7b0a9b9ee75178f3bfe7f2c499...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:09.995644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084257/publication.md
observed 8387fefb473c295287f0e19c34224bf0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:09.976622ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084257/publication.txt
observed bcdf3afbe63321493889106a1bf8c77b...
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.