OpenTechnical

OT-2026-000039303

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, three stage ejector, supply line pressure sensor, 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-2026-000039303) never changes.

Identity and time

Publication numberOT-2026-000039303 · never reused
Internal UUID01a0ae78-9674-70bd-9971-5d0e7050da2c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039303
StatusPUBLIC

Content hashes

Canonical textb0f02f505da396caa4adca2bad312348ac2b4f5ea3dde03f539971d8b47c814d
Markdown100d02994a1f2587e447ea1d5b9a90c794176b800ec26352191a16429a888b9a
PDF
Publication page54edd270411dc50d02ee6986afbfdd7b9e64a8576a09a884837417388615167b
Manifeste8bf634dcf843bec51e6a7d9331cde302f1210e509bac06e6ddcf4016cd6e293

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
SignatureLrD8IP0yQEHF1P83tcGNXPpwSzpMwQ68OUlYtPAU/gP5JXaS5XLADjXkxQwITqbsjV8w14jAiEELJ/QJu3I3BQ==
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

2026-09-17T11:20:53.250125ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039303
observed 54edd270411dc50d02ee6986afbfdd7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:53.233441ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039303/manifest.json
observed e8bf634dcf843bec51e6a7d9331cde30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:53.216920ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039303/publication.md
observed 100d02994a1f2587e447ea1d5b9a90c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:53.199012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039303/publication.txt
observed b0f02f505da396caa4adca2bad312348...
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.