OpenTechnical

OT-2026-000097298

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, plant vacuum 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-2026-000097298) never changes.

Identity and time

Publication numberOT-2026-000097298 · never reused
Internal UUID01a0aea1-01ca-7343-8b4a-7b5fa8a83a83 · 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-2026-000097298
StatusPUBLIC

Content hashes

Canonical text6cf0f5b46894114b48fb6181a574f4f27179e92fa77d9f3574d39eb7292d939f
Markdownfcf62be932687327cdab14118d62a18ff03da7e2ac8f5a6004d7ecd37233dad9
PDF
Publication page3f4ae3b13743379a800afe314e80d3b1d3c3840490ee726bacde311459f824ff
Manifestddd44b4e009248abd7f2db8b4f469cc499313a98e35725ac6577a60f64248b25

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
SignaturePpZNYlYg9bFt6uyW7v9JZwLoJPsBmAqZeVGttMdUpqNB5c9FoKlAe+Q8xTZwUut8B84j8fjM1qRwvTqdK+OXAQ==
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

2026-09-17T09:33:33.817246ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097298
observed 3f4ae3b13743379a800afe314e80d3b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:33.799863ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097298/manifest.json
observed ddd44b4e009248abd7f2db8b4f469cc4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:33.783100ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097298/publication.md
observed fcf62be932687327cdab14118d62a18f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:33.766993ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097298/publication.txt
observed 6cf0f5b46894114b48fb6181a574f4f2...
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.