OpenTechnical

OT-2026-000066570

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, pump fed, manifold pressure sensor, vented 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-2026-000066570) never changes.

Identity and time

Publication numberOT-2026-000066570 · never reused
Internal UUID01a0ae8e-ce41-7a45-8464-26c513c4614a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066570
StatusPUBLIC

Content hashes

Canonical texta332e3540ee87fe61681d9900adede3b354e891c0073a135ff9758c7fe7064f2
Markdowne1e45b3e89e286084fd62aa6ac136827574d5df2ab9b5101ec87b9c88d334a53
PDF
Publication pagedfb6c35b7985c6d2b578e8d44e58cd8b4b03c0a14697ba8b033921392dd6ce10
Manifestc9fc78610240fa6b0e077dbde8dba5ed687a12eda36c8fe1c662aebecbe1c494

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
SignatureFTjznVk6Bj+1QGRYaPb2mHLvztn4hQRqmRpQ51jGeEEELSFUT4Ry0efmwDmB5tpPgHljY7MU1oxq0c0xV/79Dg==
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

2026-09-17T10:32:50.567394ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066570
observed dfb6c35b7985c6d2b578e8d44e58cd8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:50.541502ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066570/manifest.json
observed c9fc78610240fa6b0e077dbde8dba5ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:50.523586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066570/publication.md
observed e1e45b3e89e286084fd62aa6ac136827...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:50.506209ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066570/publication.txt
observed a332e3540ee87fe61681d9900adede3b...
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.