OpenTechnical

OT-2026-000092525

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, pump fed, 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-2026-000092525) never changes.

Identity and time

Publication numberOT-2026-000092525 · never reused
Internal UUID01a0ae9d-b5fd-7cb6-bb69-5ae45b4dc6e0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092525
StatusPUBLIC

Content hashes

Canonical text685b87a8e871ec6b484af07524576f212201a91e8ffd6b3e898135195d2b6adb
Markdown51f3e527b583466a089b0bd8c3c6c54431e05affff1048253e2433a0a6ff70e9
PDF
Publication page8c4904c84e7847c2e6009ac57db6b2ea55eada7318454ca5f078129ff2d647e1
Manifest559aed5a8a5a49fd658e681ff0836069501c8acd504f5a6f6fe6d29d5f1ce34b

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
Signatureq45f1P0rhKPZy6ruVK67F3hfFl0ftULec2r0OC/sMkKHm2ANs+uZ2ja4zc4xjQivgPFqMPht2Y7x6fGdxgyOCg==
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

2026-09-17T09:41:06.145874ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092525
observed 8c4904c84e7847c2e6009ac57db6b2ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:06.126247ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092525/manifest.json
observed 559aed5a8a5a49fd658e681ff0836069...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:06.109702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092525/publication.md
observed 51f3e527b583466a089b0bd8c3c6c544...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:06.090672ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092525/publication.txt
observed 685b87a8e871ec6b484af07524576f21...
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.