OpenTechnical

OT-2026-000096289

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, pump fed, pressure sensor per zone, sustained 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-2026-000096289) never changes.

Identity and time

Publication numberOT-2026-000096289 · never reused
Internal UUID01a0aea0-585f-702c-a0b0-bd74998272c0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:59.115534Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096289
StatusPUBLIC

Content hashes

Canonical text4e5d4f9ad606792db47e4cf30be12ab958874d8376ecaff2f2208500bc7d5260
Markdownfdf1bfd296b1e47c34ae5130dc15ea89624363f4e3aeea998704e2def05d6169
PDF
Publication pagef5c4a2c44b0ff3adb820dfb65168b57b9c5a90b65e5e84799b450dac67ac1bf8
Manifest827cb5297c67733d943152d70c98ddfbda1de66946b0dd4353d17da40144d363

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
SignaturexNQOA1QcbjCyThp7elVaoE5klewleheYxDMnauM02+kjfBtO+iXJj8D4M9fFogG52o9WiZHQoLmCGCcEmhSACg==
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

2026-09-17T09:34:49.696109ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096289
observed f5c4a2c44b0ff3adb820dfb65168b57b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:49.678284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096289/manifest.json
observed 827cb5297c67733d943152d70c98ddfb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:49.659801ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096289/publication.md
observed fdf1bfd296b1e47c34ae5130dc15ea89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:49.641004ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096289/publication.txt
observed 4e5d4f9ad606792db47e4cf30be12ab9...
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.