OpenTechnical

OT-2026-000088324

Publication integrity record

Four cup vacuum gripper, four zone face, common isolation valve, plant vacuum 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-2026-000088324) never changes.

Identity and time

Publication numberOT-2026-000088324 · never reused
Internal UUID01a0ae9b-5d27-7143-ab59-e65e6d153a66 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:32.662646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088324
StatusPUBLIC

Content hashes

Canonical text57e5ab8ac59f61b6049c3841bc2fb02b65c0f9deaab9e973e16e03ad522d275e
Markdown439ab770ff20f60c69f843bc7326fde2dc41d6e5b3bc5b734ff615f3c5d95153
PDF
Publication pagee051d17bc44e845b0913e3a38135b83e29cfb570d43ffa2cac9d131ac19adabe
Manifeste822f3621484f5a806b1a4fcf57e6fc7501262675f3f0e6aa5211cda347605da

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
SignatureNBwCRw2iTUuBSaRofw1p1RCOf4dVjT9HmDFMBXjgCZ87nOmXJ6B5HQFXLcCwVaqgWuQMNtAit3Uen0hR7NmkBw==
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

2026-09-17T09:48:32.792108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088324
observed e051d17bc44e845b0913e3a38135b83e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:32.773215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088324/manifest.json
observed e822f3621484f5a806b1a4fcf57e6fc7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:32.733876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088324/publication.md
observed 439ab770ff20f60c69f843bc7326fde2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:32.668632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088324/publication.txt
observed 57e5ab8ac59f61b6049c3841bc2fb02b...
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.