OpenTechnical

OT-2026-000065635

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, three stage ejector, pressure sensor per zone, pulsed 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-2026-000065635) never changes.

Identity and time

Publication numberOT-2026-000065635 · never reused
Internal UUID01a0ae8e-46fa-7a7f-b3e8-7e557c792b6a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065635
StatusPUBLIC

Content hashes

Canonical textaa2ac8ff0580bbaae1524b8a1601d8d3c78d79f3821ad79695457f98462b3dcd
Markdown22fce0855fe0db1875d036de706ad7b8f2baf006f6601597fe7e5430b90617b0
PDF
Publication pageb6f33773d85771165b73cf7367cbbb42ad6d659d3675ea6649858e5bd5e8644f
Manifest59cd462b46e8b32c48b7ad085aeeff4c76fd659c3f5f03569f2b403c651e9b42

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
SignaturegpAJH8hlHWfDXpuuToXE/ppGpfFYHD2TBwiVCDO11sLR34VcH/6zkersy44ESk4r444hmHt34drEZaRNxgJlAw==
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

2026-09-17T10:34:01.792016ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065635
observed b6f33773d85771165b73cf7367cbbb42...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:01.774612ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065635/manifest.json
observed 59cd462b46e8b32c48b7ad085aeeff4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:01.756299ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065635/publication.md
observed 22fce0855fe0db1875d036de706ad7b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:01.737172ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065635/publication.txt
observed aa2ac8ff0580bbaae1524b8a1601d8d3...
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.