OpenTechnical

OT-2026-000014088

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, pump fed, pulsed 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-2026-000014088) never changes.

Identity and time

Publication numberOT-2026-000014088 · never reused
Internal UUID01a0ae6d-8deb-7080-bdd5-0e71f9e1c729 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:30.489074Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014088
StatusPUBLIC

Content hashes

Canonical texteaadb4c95063142435635b126a236002648928a2a7ee92a2dba6e42d1297b7e9
Markdownebadb7d170c5ae9151ad7e0b5d0771992c766ff53ce43b39c328d050c096d889
PDF
Publication pageeb5e35fc7d26a369bf9c6e3a8dc76234361574d5edb6ef4e91df25831eccdbb1
Manifesta98d0ea5226bcc92bbdf9d39c4853d80d114648480469f6569cc657649db722f

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
Signature9YOR5xfbjhKnzsV87hzEPm9yZ2vGjbpmqIMsVRuPouhP96o3OBF7PFO9e8lp3tifBBR1WXLTWdHiS/mI6O22BQ==
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

2026-09-17T12:09:20.484314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014088
observed eb5e35fc7d26a369bf9c6e3a8dc76234...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:20.463350ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014088/manifest.json
observed a98d0ea5226bcc92bbdf9d39c4853d80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:20.441384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014088/publication.md
observed ebadb7d170c5ae9151ad7e0b5d077199...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:20.421459ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014088/publication.txt
observed eaadb4c95063142435635b126a236002...
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.