OpenTechnical

OT-2026-000097497

Publication integrity record

Two cup vacuum gripper, two zone face, common isolation valve, three 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-2026-000097497) never changes.

Identity and time

Publication numberOT-2026-000097497 · never reused
Internal UUID01a0aea1-55b3-7ab3-9b1d-e05c27977ef6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:04.087778Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097497
StatusPUBLIC

Content hashes

Canonical text82c689ca1b96250a71dc23909a9dda1f12a2b44493742d4240ca1834e459d3ec
Markdown3c5274cb9274ddf9a36be900aafbd84a9a8d5e206de1199618db4ff9560a6b9f
PDF
Publication paged3e7a43346a6929b5cde44f8f4a2cb80501ac8a74a4f0b25fde9324b812681e3
Manifest19733d68a08c6c4e6cfd6b259c25a4980024526be00f3f4de02bd0447734632b

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
SignaturedS1NHrQ/6AznOGOEa6NZlZ1cEyW1xpZtQWnaWdAbrk333/ykLQMhULgyP6Wg0iSckEr5D/yQqD9Sn40GSIHYAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:33:22.241731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097497
observed d3e7a43346a6929b5cde44f8f4a2cb80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:22.223539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097497/manifest.json
observed 19733d68a08c6c4e6cfd6b259c25a498...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:22.206392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097497/publication.md
observed 3c5274cb9274ddf9a36be900aafbd84a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:22.188612ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097497/publication.txt
observed 82c689ca1b96250a71dc23909a9dda1f...
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.