OpenTechnical

OT-2026-000095013

Publication integrity record

Two cup vacuum gripper, two zone face, plant vacuum fed, pressure sensor per zone, 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-2026-000095013) never changes.

Identity and time

Publication numberOT-2026-000095013 · never reused
Internal UUID01a0ae9f-2df0-71e7-97ab-0e03128d1da2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095013
StatusPUBLIC

Content hashes

Canonical text256a68570f8f34e3210191ff348fe27e867d05e0937863e3842bdaa3269b8800
Markdowne156331bc9c26ca726c52cb89af0c6d751f018971cff6a96afa32586691a634a
PDF
Publication pageb150406754b69a5d5d9dadffb57103d7815a79c6243331aeba528b7b0e3255b0
Manifestff8dae02644fb7fec58fa4bafcbd5082bead613d47baa2e0c504bb3c3547399a

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
Signatureo7o6FnoDn3AJ6xD4aNk7FFL8PsRTxXoVfFcpySAmRLeYOywEbEiVXrFC2ZQd8XjvPaWQWzQXoikGn2IN1H2YAg==
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

2026-09-17T09:37:34.227084ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095013
observed b150406754b69a5d5d9dadffb57103d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:34.208836ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095013/manifest.json
observed ff8dae02644fb7fec58fa4bafcbd5082...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:34.189726ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095013/publication.md
observed e156331bc9c26ca726c52cb89af0c6d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:34.171414ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095013/publication.txt
observed 256a68570f8f34e3210191ff348fe27e...
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.