OpenTechnical

OT-2026-000097330

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, pump fed, supply line pressure sensor, 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-2026-000097330) never changes.

Identity and time

Publication numberOT-2026-000097330 · never reused
Internal UUID01a0aea1-01cb-7dbb-b373-c17c896eaf31 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097330
StatusPUBLIC

Content hashes

Canonical text49fc3b31ddee176b57243094d7e475a0f60aa98e75f0a7916157b879587bde24
Markdown888cdb554c929a205a359199d48bbdc1078b42d3af6705e6cf6d9c929eff513b
PDF
Publication page424f398b4749aa53f15e5b55fff3986e408016022f8045f9686a000fb8ed1db2
Manifest8ffb1270c01aadaded2df55791a69c53d23463c8a18909a42e17ed6084aa5c07

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
SignaturedqX981juwi8Zy+gdu4tSQJnZWuA8bsZjERZA2sXIgotBngRyVHaQrAagovB1ksuTKoIPqpbQyxnsOk9gNNjIBg==
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

2026-09-17T09:33:35.768912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097330
observed 424f398b4749aa53f15e5b55fff3986e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:35.751495ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097330/manifest.json
observed 8ffb1270c01aadaded2df55791a69c53...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:35.735127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097330/publication.md
observed 888cdb554c929a205a359199d48bbdc1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:35.718360ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097330/publication.txt
observed 49fc3b31ddee176b57243094d7e475a0...
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.