OpenTechnical

OT-2026-000065687

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, plant vacuum fed, 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-2026-000065687) never changes.

Identity and time

Publication numberOT-2026-000065687 · never reused
Internal UUID01a0ae8e-46fa-7dc0-ad0e-19c9d0a79154 · 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-2026-000065687
StatusPUBLIC

Content hashes

Canonical textfbd363e57a8ef5e27d1b62d196b63969a4b572fbfa7bbb6b1232487f25321b7f
Markdown8f0b30c2945e2a85cc4231e550bf1911791b7d80539af1ce9f225b2f8ebc3d30
PDF
Publication page660a1d62675ce1a2c4fdbd3287b3771301993fcd3e8e08db789afd6bb6167a5e
Manifest4ab9cd5da58cfeb234296dc13ee109dbbd9a1c6f0d0ade2d0c1528656aa7c7fb

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
SignaturezxxFo/o79oEBvakW0FYAb00mt4KKQifh4ww38y2gyoq4lZ7B3aSSKRNs4PGmB6rsxpKp5CpB+enIwxJ6ONe9DA==
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

2026-09-17T10:34:06.016014ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065687
observed 660a1d62675ce1a2c4fdbd3287b37713...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:05.997544ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065687/manifest.json
observed 4ab9cd5da58cfeb234296dc13ee109db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:05.979985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065687/publication.md
observed 8f0b30c2945e2a85cc4231e550bf1911...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:05.961337ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065687/publication.txt
observed fbd363e57a8ef5e27d1b62d196b63969...
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.