OpenTechnical

OT-2026-000054719

Publication integrity record

Four cup vacuum gripper, four zone face, per zone isolation, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000054719) never changes.

Identity and time

Publication numberOT-2026-000054719 · never reused
Internal UUID01a0ae86-1284-7fa2-b376-cbf7dee0e946 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:17.489937Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054719
StatusPUBLIC

Content hashes

Canonical text449dced632f96e1216ec7eb43b7f2cc04bafe52d2e71ee55875a296846b6cc61
Markdown965487a5168eb5e5d906f58434712a59784d49aafbe4de03776d687d6bb90adb
PDF
Publication pagead2d011c5bcfee169459a58570fa057a617b27498b000663d6980a530ebcd24c
Manifest5bd7ebccb4b07d1e3ecd8ec2bc5bb01e822c005ca538b2253a79ee3ea5cddebf

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
SignatureKUBxevf+KnYKdyQD55m/q8TZxMgmdrXiahRNQhBzRjsY7YU9wHypXX8C+9YUdOZlALg6RqjJlSyra2Amtv6ZDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:53:48.882484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054719
observed ad2d011c5bcfee169459a58570fa057a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:48.863592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054719/manifest.json
observed 5bd7ebccb4b07d1e3ecd8ec2bc5bb01e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:48.845866ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054719/publication.md
observed 965487a5168eb5e5d906f58434712a59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:48.828458ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054719/publication.txt
observed 449dced632f96e1216ec7eb43b7f2cc0...
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.