OpenTechnical

OT-2026-000092970

Publication integrity record

Four bellows cup vacuum gripper, four zone face, common isolation valve, two stage ejector, supply line pressure sensor, 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-2026-000092970) never changes.

Identity and time

Publication numberOT-2026-000092970 · never reused
Internal UUID01a0ae9e-090f-7a82-944c-329cb6880092 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092970
StatusPUBLIC

Content hashes

Canonical text7104aaa3e33c32e90a5ad2c9f7c5a3e141c3cf2411df0a7018670535ebf4761f
Markdownf4e9d0d29f26aa8edc4862506fef6df083981319ecd035f8bef384a9c3fcb217
PDF
Publication pagef61c5ac843c493b4011ceb5d9e79efb543f8e5bba98eb4bd87d1a789c7c3943f
Manifeste427051deba2fc18f39469415681c74d6598f0dfa24e63488f042dbd7f38bbf2

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
SignatureIiamIbp1cqLhPDethvrsUH/LCD7bgy/cYZXw6GS1tN83Yx+ffwv1H6brYo3u4WBW4bNL57eLnv6MjyU/qbcoAg==
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

2026-09-17T09:40:09.949360ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092970
observed f61c5ac843c493b4011ceb5d9e79efb5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:09.929616ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092970/manifest.json
observed e427051deba2fc18f39469415681c74d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:09.912269ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092970/publication.md
observed f4e9d0d29f26aa8edc4862506fef6df0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:09.895361ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092970/publication.txt
observed 7104aaa3e33c32e90a5ad2c9f7c5a3e1...
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.