OpenTechnical

OT-2026-000100834

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, two stage ejector, pressure sensor per zone, sustained blow-off before 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-2026-000100834) never changes.

Identity and time

Publication numberOT-2026-000100834 · never reused
Internal UUID01a0aea3-66f5-7481-9241-fad8cd8776a0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:19.463543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100834
StatusPUBLIC

Content hashes

Canonical text6fc4d036bd7c16eec8be6e1eb042a16ae02c223c8e87733ff96e435b661fd443
Markdownff06bd9f3386c9963f4d31974c2c03d4b119ea6869b3660d9a99105b4c89fbd5
PDF
Publication pagec62ff734307f495304defb1aa5cc0b70cb6e7838d971da0027ee7cfc1eb31f79
Manifestccbca8468062eccdaf1f38ae700b374a92c9e2a705152cc237b27f18e40edb92

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
SignatureshzA6PHC9hQJ0aWLy22u3QYpxJhZsuTDigmgbRAdY3XFLolEerIC4sP6GF1Id4BtM9kKfhEaIB0B6Z9a2G74BA==
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

2026-09-17T09:27:45.495751ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100834
observed c62ff734307f495304defb1aa5cc0b70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:45.477558ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100834/manifest.json
observed ccbca8468062eccdaf1f38ae700b374a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:45.458424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100834/publication.md
observed ff06bd9f3386c9963f4d31974c2c03d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:45.439492ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100834/publication.txt
observed 6fc4d036bd7c16eec8be6e1eb042a16a...
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.