OpenTechnical

OT-2026-000012448

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, pulsed 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-2026-000012448) never changes.

Identity and time

Publication numberOT-2026-000012448 · never reused
Internal UUID01a0ae6d-39f6-7614-a40a-d09d666a56a9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:08.998406Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012448
StatusPUBLIC

Content hashes

Canonical text55ba39c99791a1011e44a9ec1b21238e8edb7413a5fb88fb3e9e63a8bd9450e8
Markdowna2db3a50e6462702e13da0bfafdef871939cd4ebf31f8c96789dc684db315b51
PDF
Publication page54f4a8ff2de352ee31363e4e31c19aa7a62d18b181a7facc20b513baa32ab401
Manifest569a72909caa9d6b957f49a28a0c7969ef70bc76f71f54c2cf87422b5bb31a76

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
Signature7khRpfMCQYVibqcELj5fpw9T8mHmJn5zWnpohap+8ec5JW8RvZVJKKdFXy4v2CYsSHf2NdPk6Pb1HbQshWm5CA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:11:57.130781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012448
observed 54f4a8ff2de352ee31363e4e31c19aa7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:57.112695ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012448/manifest.json
observed 569a72909caa9d6b957f49a28a0c7969...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:57.093671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012448/publication.md
observed a2db3a50e6462702e13da0bfafdef871...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:57.073702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012448/publication.txt
observed 55ba39c99791a1011e44a9ec1b21238e...
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.