OpenTechnical

OT-2026-000008075

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed blow-off after set-down, on a tool changer

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-2026-000008075) never changes.

Identity and time

Publication numberOT-2026-000008075 · never reused
Internal UUID01a0ae6a-908c-7356-870f-15651dcfdec7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008075
StatusPUBLIC

Content hashes

Canonical text3cec0f204a81a17cf809a176d30d1ad4ac2e3fda22cbefd47e9cfb5b5a882f1f
Markdown6c0df1441866b50b08f0a08a0dabdbca47b7a169241e7ab34937b93a8f7ec1f2
PDF
Publication pagec2030a95ea6b32bd4cbf95d91dd7959ebe83fe6d44f6cd6ba675fa38cb1b4061
Manifestf67f4ecdb7ef38240ad7f2e1cac659a84d5b5db433138eec86c7dfafbeda2ab9

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
Signature0rA7765a1U2v5CNDQn4xxdkr0AmMpHFOdWnlJwN6dYI1P5f/lTC0kipH4uaPJaBwVlNo92eA95HEe1+nM5k8BQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:20:40.516146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008075
observed c2030a95ea6b32bd4cbf95d91dd7959e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:40.498219ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008075/manifest.json
observed f67f4ecdb7ef38240ad7f2e1cac659a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:40.480707ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008075/publication.md
observed 6c0df1441866b50b08f0a08a0dabdbca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:40.464483ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008075/publication.txt
observed 3cec0f204a81a17cf809a176d30d1ad4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:21.529278ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008075
observed c2030a95ea6b32bd4cbf95d91dd7959e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:21.509808ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008075/manifest.json
observed f67f4ecdb7ef38240ad7f2e1cac659a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:21.492440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008075/publication.md
observed 6c0df1441866b50b08f0a08a0dabdbca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:21.475847ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008075/publication.txt
observed 3cec0f204a81a17cf809a176d30d1ad4...
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.