OpenTechnical

OT-2026-000024718

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000024718) never changes.

Identity and time

Publication numberOT-2026-000024718 · never reused
Internal UUID01a0ae71-2726-72c5-9db7-21ea90e14e7e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:26.329747Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024718
StatusPUBLIC

Content hashes

Canonical text7e4da8b54073ec4113b8025849d8a147b433f1d6ad9a565fca0c6d78c6622971
Markdown246697edda41b8931faad135d2631eac72d730ab35cd2836aa58aa11adf2223f
PDF
Publication page515eb9f1481b00d0025e5a5c6b6ee73b222aaa0f8ae0c3a6b1f0aea8ebe67740
Manifest79e1d724c916103772a65d17ded3637148a2f90eb0c1af96392d77e2f83ad2f5

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
SignatureswhZUc4k5zSSKmzUIFZFTpWJCTmLxJ25v+EupEm+Cc2WXRxuk2+jWIYuYOlts/eqvMhtfvAAm7rvb7Y+46xDDw==
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

2026-09-17T11:47:58.094178ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024718
observed 515eb9f1481b00d0025e5a5c6b6ee73b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:58.076919ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024718/manifest.json
observed 79e1d724c916103772a65d17ded36371...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:58.058113ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024718/publication.md
observed 246697edda41b8931faad135d2631eac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:58.041672ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024718/publication.txt
observed 7e4da8b54073ec4113b8025849d8a147...
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.