OpenTechnical

OT-2026-000092952

Publication integrity record

Four bellows cup vacuum gripper, four zone face, common isolation valve, single 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-2026-000092952) never changes.

Identity and time

Publication numberOT-2026-000092952 · never reused
Internal UUID01a0ae9e-090f-7996-bbad-fed9bacef721 · 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-2026-000092952
StatusPUBLIC

Content hashes

Canonical textd29f025678157d3952a1c538150f696618310e7ac9bd3c9e7715393c82c69793
Markdowne606a5c73a833b786c2a99b0347d98aa4c8b9d7f6baceea9ef4b9e39640a0876
PDF
Publication page67001112c0349e5b48c0f77a79896007faf2f95fac9554810074d931dfc4fe6a
Manifestbeebe9b0d8598735966fc536d08a164674b91cb023fb3619b54a10ff669d8484

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
Signature6HDVjfKAzaSb2yYgj1e+StI6azY5qEEHrqczECEelqYm0TRxvG5IkjSnoCXoH3wUyNLQiC0QLquuBv9GTgrgBQ==
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

2026-09-17T09:40:04.475683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092952
observed 67001112c0349e5b48c0f77a79896007...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:04.457875ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092952/manifest.json
observed beebe9b0d8598735966fc536d08a1646...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:04.439391ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092952/publication.md
observed e606a5c73a833b786c2a99b0347d98aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:04.422606ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092952/publication.txt
observed d29f025678157d3952a1c538150f6966...
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.