OpenTechnical

OT-2026-000100337

Publication integrity record

Two cup vacuum gripper, two zone face, common isolation valve, plant vacuum fed, pressure sensor per zone, 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-2026-000100337) never changes.

Identity and time

Publication numberOT-2026-000100337 · never reused
Internal UUID01a0aea3-3054-75d1-b606-56ea51be2a56 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:05.469356Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100337
StatusPUBLIC

Content hashes

Canonical textb0be6d5b0b67edfd133c89b5fcbf7dc7a66a1646f60042c0435db694ac3cea0d
Markdownac267e5adc85478976d1b72b9dc39f30cde0bd1855387e96139bc9a1d393d39b
PDF
Publication page02f5febed94e728f3422ce7bc6bf0ab65fde25ac3439ac52a56ef992bc387e22
Manifesteb643a18dd9a5973adc1fad9d5aa405c2b8254b6993f4a72b4e2b0c7769b4e8c

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
SignaturejHtnH7agKUJ1h7Z/nSFB2b3y/AqQkyQIaeY7zFHbh0Cz322mKmwz9gWkQHc++5/45/165mz8D2tx9sC51d9HBA==
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

2026-09-17T09:30:16.978823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100337
observed 02f5febed94e728f3422ce7bc6bf0ab6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:16.958894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100337/manifest.json
observed eb643a18dd9a5973adc1fad9d5aa405c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:16.940405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100337/publication.md
observed ac267e5adc85478976d1b72b9dc39f30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:16.920023ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100337/publication.txt
observed b0be6d5b0b67edfd133c89b5fcbf7dc7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:39.416865ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100337
observed 02f5febed94e728f3422ce7bc6bf0ab6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:39.398955ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100337/manifest.json
observed eb643a18dd9a5973adc1fad9d5aa405c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:39.380504ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100337/publication.md
observed ac267e5adc85478976d1b72b9dc39f30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:39.361412ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100337/publication.txt
observed b0be6d5b0b67edfd133c89b5fcbf7dc7...
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.