OpenTechnical

OT-2026-000097915

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, 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-2026-000097915) never changes.

Identity and time

Publication numberOT-2026-000097915 · never reused
Internal UUID01a0aea1-92f7-7106-bd45-236f99a2d82f · 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-2026-000097915
StatusPUBLIC

Content hashes

Canonical text4eb760e48fb8cc68a36a224daabe36856b42d730a1d24bf9daceca1ca1c8c89c
Markdowndbb63d52b73566888e96ca7dedf07cc21265925570fffaaed520532b9ef71d92
PDF
Publication page01049c75fcaf47696b523a0e9afb96d07366c196a4b98dcd0519e829667815fe
Manifest1bd8ae9bb1fe39289ed9245d25d8eaf0889117c6939e683e29109f676d40e82a

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
SignatureoEDqqkhvFIRdk00QUhixaY/VaKFeAgtzVDIb+SU/SsQ/iOkz2tCGYdlnOU6SrrNNaalR7FrX9zWU8BCgWz5XBg==
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

2026-09-17T09:33:02.580114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097915
observed 01049c75fcaf47696b523a0e9afb96d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:02.562444ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097915/manifest.json
observed 1bd8ae9bb1fe39289ed9245d25d8eaf0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:02.542741ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097915/publication.md
observed dbb63d52b73566888e96ca7dedf07cc2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:02.523985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097915/publication.txt
observed 4eb760e48fb8cc68a36a224daabe3685...
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.