OpenTechnical

OT-2026-000095564

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, 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-2026-000095564) never changes.

Identity and time

Publication numberOT-2026-000095564 · never reused
Internal UUID01a0ae9f-8f75-7d16-ad0b-1d203bff5efb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095564
StatusPUBLIC

Content hashes

Canonical textbdf6a39682e554908f2b4ca7664aa7f7182e4562fee3aca2155479c3ed7f7173
Markdown3e7331dd5fd49675c013d045344acbaab498080b417deb884cb2645a4be4efba
PDF
Publication pagee36eaf2c72bab7c0aa216c1ed1047e58968ebe0e451820d397db3c462e2e1010
Manifest57596b87e43bb35abe1740c067e14a89ff4e9a641d04bbf92326d69952883cd4

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
SignatureS2B3uRBM6bseJXUbxeAFm/IB+XTqDJdHzngAb9KhaCSEa9w1Fva7QxybpOBAvAezSTVuIt+Xt4kUZUnsNQFtBw==
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

2026-09-17T09:36:58.803054ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095564
observed e36eaf2c72bab7c0aa216c1ed1047e58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:58.786865ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095564/manifest.json
observed 57596b87e43bb35abe1740c067e14a89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:58.771145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095564/publication.md
observed 3e7331dd5fd49675c013d045344acbaa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:58.753608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095564/publication.txt
observed bdf6a39682e554908f2b4ca7664aa7f7...
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.