OpenTechnical

OT-2026-000037777

Publication integrity record

Four cup vacuum gripper, four outlet manifold, pump fed, manifold pressure sensor, pulsed blow-off after 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-2026-000037777) never changes.

Identity and time

Publication numberOT-2026-000037777 · never reused
Internal UUID01a0ae77-f889-7e37-80e7-409d1b3fd994 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037777
StatusPUBLIC

Content hashes

Canonical text1fca8d59d1981cd9d99e54a5160c1dbf80e6737d9a0954640fcc9f7e88c8094a
Markdown38f6a4be13e5029ac11167f9dee0dd9841cdda96b90d18c676f692d829911ab4
PDF
Publication page36b22f5d98dd9ce8f0926bb3d663e8dcd5728b9d7fc391a66548cdbff90bdc4e
Manifestf524a2c072f5b9bb6fb481106afe93cc8bd17a07ce63f582a72798b194fa4dca

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
SignatureoIkX+jl2R1OE++ysfb4Jh1WE4WJBrrg29NWjVn6jLyd5e0Z3c7L4vnK2YNs3r6ftwgeD/nPU4qgxbWyOV8AtDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:23:00.621750ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037777
observed 36b22f5d98dd9ce8f0926bb3d663e8dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:00.604758ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037777/manifest.json
observed f524a2c072f5b9bb6fb481106afe93cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:00.586245ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037777/publication.md
observed 38f6a4be13e5029ac11167f9dee0dd98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:00.569007ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037777/publication.txt
observed 1fca8d59d1981cd9d99e54a5160c1dbf...
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.