OpenTechnical

OT-2026-000017363

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four 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-2026-000017363) never changes.

Identity and time

Publication numberOT-2026-000017363 · never reused
Internal UUID01a0ae6e-76c9-7270-a5d2-1f9b6d16f7ab · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:30.105855Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017363
StatusPUBLIC

Content hashes

Canonical textc6d382dc98a7bf93ecb7484918dadc498160b2eeaaed4e415b8a974437cb6486
Markdownd73d8567943f5e521f4dd305076fcc8a366efaa2579a43d74862309f209c8805
PDF
Publication page21313918fe6fafe8f9e1108209f2071df9f022f7fc5d65f2779e42eb3ec8c710
Manifest78bfd2154d4b23e3d3f7d084e6b50f90771f4b0f068d541efd328120ec83ed42

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
Signature/EbP4/bDg6UiU6rH6pMCLX8tQ5zsuTJeqW90V+zcSM67Sbxy26dru6Aa92f7JlRBEWiHgmY82PAJ+rctB6hZBg==
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

2026-09-17T12:02:28.836499ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017363
observed 21313918fe6fafe8f9e1108209f2071d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:28.818573ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017363/manifest.json
observed 78bfd2154d4b23e3d3f7d084e6b50f90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:28.801502ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017363/publication.md
observed d73d8567943f5e521f4dd305076fcc8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:28.782940ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017363/publication.txt
observed c6d382dc98a7bf93ecb7484918dadc49...
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.