OpenTechnical

OT-2026-000067296

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000067296) never changes.

Identity and time

Publication numberOT-2026-000067296 · never reused
Internal UUID01a0ae8f-6bd6-7f64-8043-e0105ed79fb0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:29.998864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067296
StatusPUBLIC

Content hashes

Canonical textb5d6ec4fdffefbb004f4ea9ff43bab72ef15819eec22c89b94e73400d7afd2a8
Markdown4317ee6429bf77170f6b64669e2d0de316382c8aeb98ebac8778edfb90db8ee2
PDF
Publication page692b69818a8daf459152ed363e0d919783d637cc81d99c8e2fbc0f3ec897132c
Manifestcabb8bdd6dd42f3bae00a7e5a17d5eb07a24148921b40decae9c46d42ae2acbf

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
Signature8RZYxsBVxbcVRuhNHSiiAQfDgg794rMVVoJqyiCmipbShPzqv0v6Y5LN9ptRM9zA4mD8Zia9pK16nqb2YIWDCQ==
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

2026-09-17T10:31:27.768325ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067296
observed 692b69818a8daf459152ed363e0d9197...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:27.714924ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067296/manifest.json
observed cabb8bdd6dd42f3bae00a7e5a17d5eb0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:27.696364ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067296/publication.md
observed 4317ee6429bf77170f6b64669e2d0de3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:27.646097ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067296/publication.txt
observed b5d6ec4fdffefbb004f4ea9ff43bab72...
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.