OpenTechnical

OT-2026-000065180

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, supply line 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-2026-000065180) never changes.

Identity and time

Publication numberOT-2026-000065180 · never reused
Internal UUID01a0ae8e-1df9-7419-ac3c-01340e2f97e1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:04.519862Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065180
StatusPUBLIC

Content hashes

Canonical text3fd03d28ad1a51e0735cd935b6d3ec38f2597926072ce080b4e1f1aa44ece4ce
Markdownbccfcbb601b57f61e4306053676f2e3deb840f06eeaa82aa86955a1a38278c4c
PDF
Publication page41392d635ff71d17e451589fa18168e3a0a731378197fb4555b9f9d651bf8dc3
Manifestad2120909144bcf2da0fd056fd45d67f8c8fc28c571a29db13dd750df835cc9b

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
SignaturezYwGtq4dkMYG9H5yjULKFtQ7DlLTUaajF72pUkuagTExDbQQ0tnjhiRq61x4FCsGYDBcJvdklr4Cu/wM6L6uBg==
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

2026-09-17T10:35:01.447430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065180
observed 41392d635ff71d17e451589fa18168e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:01.428798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065180/manifest.json
observed ad2120909144bcf2da0fd056fd45d67f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:01.411889ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065180/publication.md
observed bccfcbb601b57f61e4306053676f2e3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:01.393812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065180/publication.txt
observed 3fd03d28ad1a51e0735cd935b6d3ec38...
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.