OpenTechnical

OT-2026-000092154

Publication integrity record

Two cup vacuum gripper, two zone face, 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-2026-000092154) never changes.

Identity and time

Publication numberOT-2026-000092154 · never reused
Internal UUID01a0ae9d-875a-74fd-a6dc-c53c7f65da61 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:54.538201Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092154
StatusPUBLIC

Content hashes

Canonical textc7ff0f5f98107d3f1202ebc708e44ad459eaf8c4922a94e477419291ae4d9764
Markdown5231d9c1d87d7491594a79c2694fceb1f9d41d12e5638e0e30ebc1c3bd27039f
PDF
Publication page2334c8a9dff5442a5618240b299885b17e6e19caeeaeeff71a17f39285da068a
Manifesta24e388ced83a40b62edebec6f33c0db6c9664bc324ca3d20a7e7fb8331c76ab

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
Signature6Ox3oiduM/ipSE6mHH9DBm0XRqJWYKk9VvSanC5a8IP3thC285jqkbuVElFZNSg6msqC9EwHFljVC3bh116eAA==
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

2026-09-17T09:41:37.566165ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092154
observed 2334c8a9dff5442a5618240b299885b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:37.549302ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092154/manifest.json
observed a24e388ced83a40b62edebec6f33c0db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:37.529534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092154/publication.md
observed 5231d9c1d87d7491594a79c2694fceb1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:37.511772ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092154/publication.txt
observed c7ff0f5f98107d3f1202ebc708e44ad4...
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.