OpenTechnical

OT-2026-000098659

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, 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-2026-000098659) never changes.

Identity and time

Publication numberOT-2026-000098659 · never reused
Internal UUID01a0aea2-42ad-7d07-8460-2cb6fde05702 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:04.634453Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098659
StatusPUBLIC

Content hashes

Canonical texta2d47e1fa3e7e8f7417e40b5d797049c496c987e945e7bde1d8034d5ef76a525
Markdown45f23019c629e80ee1ddeb6fdc4352652d45fc5711cbcad3f5c0d5948a87f097
PDF
Publication page43aed33979513c0499eaca8c4a2c6957eee27022f38e929aec321eae755dc415
Manifest7b7bbe5afb5d54d701f0d8fe39f6f3d2bf228fcbdcdd6df5d18e163cb4f16c7f

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
Signaturev4I3VNxawqOBu9BRBJDYDsDTviBzr7zrmyluyEccq6LkuPMR0N9+8C0+IICECMnDLh9yXyDLPbK4sWmp0Ne4AQ==
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

2026-09-17T09:30:57.360973ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098659
observed 43aed33979513c0499eaca8c4a2c6957...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:57.343499ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098659/manifest.json
observed 7b7bbe5afb5d54d701f0d8fe39f6f3d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:57.324302ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098659/publication.md
observed 45f23019c629e80ee1ddeb6fdc435265...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:57.303933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098659/publication.txt
observed a2d47e1fa3e7e8f7417e40b5d797049c...
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.