OpenTechnical

OT-2026-000103724

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, two stage ejector, pulsed blow-off after 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-2026-000103724) never changes.

Identity and time

Publication numberOT-2026-000103724 · never reused
Internal UUID01a0aea4-e462-7551-9f6c-a13842ee35a8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:57.105586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103724
StatusPUBLIC

Content hashes

Canonical texta42a772cda98be03a9bb9e4de9e663a9edcc335feea4649aa07b29ec94a3f5e6
Markdowncfbd504aa1593bb7a411aa606417300e016ed735c59692819cfd7c82ed4e8ccf
PDF
Publication pagec1430189a56c1960e5f0a6720aa5df2a8e7fe3bc87db1793635ebe282411ac89
Manifest5537a23c53c8c3377a0992c3c7861e45c957033072328d1529999e1c468d8148

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
SignaturendW+whOK1xZxSqwLdfVYRQ27pb+S13EBTssW4ZsWuqeFgPli0D4NgQT0L2mwqnPXfaQG/W/LfyoPIwjeoKVHAw==
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

2026-09-17T09:22:32.326955ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103724
observed c1430189a56c1960e5f0a6720aa5df2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:32.311710ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103724/manifest.json
observed 5537a23c53c8c3377a0992c3c7861e45...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:32.295481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103724/publication.md
observed cfbd504aa1593bb7a411aa606417300e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:32.279383ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103724/publication.txt
observed a42a772cda98be03a9bb9e4de9e663a9...
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.