OpenTechnical

OT-2026-000097601

Publication integrity record

Three cup vacuum gripper, three zone face, common isolation valve, three 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-2026-000097601) never changes.

Identity and time

Publication numberOT-2026-000097601 · never reused
Internal UUID01a0aea1-92f1-76a4-98c5-54e8bfde3993 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097601
StatusPUBLIC

Content hashes

Canonical textd4518a35a77d35c34afebfd0f781f03dbab1a9dcabc4672082d06b8cf26f6320
Markdownc5edaa254a356f0a0adb561a4e752122d796bbe164c4df584b2e4947653b8507
PDF
Publication page352fbe27957ec6fe888f44d9196ba5f90b152f07257b63b72b9bbecf7a34534d
Manifestd81668ae505b0a27c0f814764ed655687f3e57f8c8b6ff5145e12345326fa3fb

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
SignaturexhY9txdrKrNZ30Cu0fg/3ut9eu4q66XkUUk7fbOx7ETNv/CKKozJvgKBvD5AAQb5YoP//0XTCztvOP8AZW5PAg==
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

2026-09-17T09:32:36.467643ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097601
observed 352fbe27957ec6fe888f44d9196ba5f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:36.449975ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097601/manifest.json
observed d81668ae505b0a27c0f814764ed65568...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:36.432536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097601/publication.md
observed c5edaa254a356f0a0adb561a4e752122...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:36.412980ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097601/publication.txt
observed d4518a35a77d35c34afebfd0f781f03d...
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.