OpenTechnical

OT-2026-000062625

Publication integrity record

Four cup vacuum gripper, four outlet manifold, plant vacuum fed, supply line pressure sensor, vented after 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-2026-000062625) never changes.

Identity and time

Publication numberOT-2026-000062625 · never reused
Internal UUID01a0ae8c-0ac1-7ef7-9f1a-ed6756a6d415 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062625
StatusPUBLIC

Content hashes

Canonical textc1cc185c9b7e79314debbf425b1885137be12924092f24c64869d91761f93747
Markdown073b39d7194c56cbcbb011f99f531eaec99f917a8a9e62b33d1ebe6df3b26f9a
PDF
Publication page19f20ead41beedd2af4cdba6899b19813df7f2dc47b5efbfff1995ca6511a8e6
Manifest14b7e6c1996badcfd4f23994ddc78da76eeb0112bc7127937f1ca9e7d10b21bb

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
Signature+/sNZg4/JSOed1F0L50pDgW5tNfsX2sAT3uIZ5UH5qFmJjZEiKlDgUrR/b/BeLMXFHZmaSSMUYkAr0x+WEooCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:40:08.137877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062625
observed 19f20ead41beedd2af4cdba6899b1981...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:08.107299ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062625/manifest.json
observed 14b7e6c1996badcfd4f23994ddc78da7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:08.084432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062625/publication.md
observed 073b39d7194c56cbcbb011f99f531eae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:08.063575ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062625/publication.txt
observed c1cc185c9b7e79314debbf425b188513...
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.