OpenTechnical

OT-2026-000025255

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, plant vacuum fed, 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-2026-000025255) never changes.

Identity and time

Publication numberOT-2026-000025255 · never reused
Internal UUID01a0ae71-5fa6-7560-a948-21ed2f913809 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:40.790954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025255
StatusPUBLIC

Content hashes

Canonical text38c8c076b3d4d648f6eb75d40bcc08204f58a2626498541ebe7282f0a79d600e
Markdownf1aa49b3ed8129b08f48d413e4aae04f1ddfa6ebe75192923080c73bba34aa92
PDF
Publication pagec88e5243310fd1bc1aa2135f752bd12bdf024eff9553ca96011f6ff013ab30ea
Manifest2abdb69a25df94c7af6e4c08df56347ecb792c3417a562fcc4d92425ad2479d4

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
SignatureQWsLFhcybn+Ug7LyLkt/Aa9K3jQ5crReZWQewtJbPsQgu89t/SXq3v8QunVma9gXLD1BRyh873DRBsgYr3E/Aw==
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

2026-09-17T11:47:15.736795ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025255
observed c88e5243310fd1bc1aa2135f752bd12b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:15.719189ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025255/manifest.json
observed 2abdb69a25df94c7af6e4c08df56347e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:15.703129ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025255/publication.md
observed f1aa49b3ed8129b08f48d413e4aae04f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:15.686585ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025255/publication.txt
observed 38c8c076b3d4d648f6eb75d40bcc0820...
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.