OpenTechnical

OT-2026-000097182

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, three stage ejector, supply line pressure sensor, sustained 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-2026-000097182) never changes.

Identity and time

Publication numberOT-2026-000097182 · never reused
Internal UUID01a0aea1-01ca-7a09-80e2-f8518f90b1d0 · 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-2026-000097182
StatusPUBLIC

Content hashes

Canonical textcaba8244b5d4e23495d38cdf8eacc03bd04f9ed28a1cae79a2abb69f5efb1c52
Markdown698365323703e2ef65f2f52d590bad4cce44fe2239bb9d73f2cc2b198d9bff2f
PDF
Publication page1ab26a8c0568f613f3f7ab968980f3e349dcfc093ede2b4462e1f8ba60e26913
Manifest3be604f26b6869b5a26ea725eb5a99d9948fdb210ae7a261e2714adc7838c799

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
SignaturepAbHSWKC1jVTRO4oBe0c2qhgK9Vm3MqT5iT2MGsofwdAlNhp6gC72wOYj/Y3zQL1DFNmehKEHUTo+rNjsVFvDQ==
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

2026-09-17T09:11:03.141797ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097182
observed 1ab26a8c0568f613f3f7ab968980f3e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:11:03.124601ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097182/manifest.json
observed 3be604f26b6869b5a26ea725eb5a99d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:11:03.106041ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097182/publication.md
observed 698365323703e2ef65f2f52d590bad4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:11:03.086503ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097182/publication.txt
observed caba8244b5d4e23495d38cdf8eacc03b...
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.