OpenTechnical

OT-2026-000097185

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-2026-000097185) never changes.

Identity and time

Publication numberOT-2026-000097185 · never reused
Internal UUID01a0aea1-01ca-7bcb-96b8-85d376723485 · 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-2026-000097185
StatusPUBLIC

Content hashes

Canonical text6f23aae60d5bc030c60dfc875a9924f2e207f924ca8554e83bcd3e7991e4dd26
Markdown07cb5851753dfc351e79553bb34d9149c6dd9e08538fa42f80d00e2ae3d0472e
PDF
Publication page553d8bd24d0e423a1cf9f457823c3cb176452d3bb177367b1c150dff2ec0c511
Manifest20214f096564c02fb66a1e46f7ccbbc8dc8f4dfe55c153e19290cfb66060e437

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
SignatureTy4DmQ+nRGPhYzJZyG62V0BSUUjCzW8uGmGJOcsNGAMFUYnIt5hQBR82QizOpoFYJ+J+duGdgMT9fGxScekgDw==
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

2026-09-17T09:11:03.622376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097185
observed 553d8bd24d0e423a1cf9f457823c3cb1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:11:03.600318ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097185/manifest.json
observed 20214f096564c02fb66a1e46f7ccbbc8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:11:03.457167ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097185/publication.md
observed 07cb5851753dfc351e79553bb34d9149...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:11:03.440927ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097185/publication.txt
observed 6f23aae60d5bc030c60dfc875a9924f2...
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.