OpenTechnical

OT-2026-000099764

Publication integrity record

Foam pad vacuum gripper, three zone face, two stage ejector, pressure sensor per zone, 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-2026-000099764) never changes.

Identity and time

Publication numberOT-2026-000099764 · never reused
Internal UUID01a0aea2-c977-7e10-b444-21b9cb53a036 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099764
StatusPUBLIC

Content hashes

Canonical text1ffcb2906e4b0443ac20f583e921c1d5f4809253687822a02ca20a8d714eaf5d
Markdown8be73ee5ae0167a51dfdcc715be2f7bd917bf6991c689c72c8e2f94f770ce4f8
PDF
Publication pagee507358a9cc8672ad1dcebf13ffc1223dfacae02eb1bab502d6f26b933b72a17
Manifest35c02e8cd5bc3937ceb58c94fcf15acf2651a35719828e6011f78be48acfee7a

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
Signatureu1yYVK5FhV0bkJBWBx0KMAsnEhQqskTbDkO1HR/6lHjzr/0mkG8RsHMSypQ4c7KbsQoFZJmR83guluMNTWX3CQ==
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

2026-09-17T09:29:47.717579ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099764
observed e507358a9cc8672ad1dcebf13ffc1223...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:47.700293ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099764/manifest.json
observed 35c02e8cd5bc3937ceb58c94fcf15acf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:47.681109ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099764/publication.md
observed 8be73ee5ae0167a51dfdcc715be2f7bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:47.664674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099764/publication.txt
observed 1ffcb2906e4b0443ac20f583e921c1d5...
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.