OpenTechnical

OT-2026-000082687

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, two stage ejector, 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-2026-000082687) never changes.

Identity and time

Publication numberOT-2026-000082687 · never reused
Internal UUID01a0ae97-8cc8-7749-a095-48029d1097f2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082687
StatusPUBLIC

Content hashes

Canonical text1940a7ec715ba9e4fda99c9175bd4ad338ab7a392dd5621b47d074600483794a
Markdown42d6c7c5f5e83ac1eeb0a8f1e51f756d42f65598298d22e4b45366e574590fdf
PDF
Publication page58092460b59f407b0716fe24632fef3444805bdd6b2d3059992737317981c54f
Manifest55132f65edb1ac7a8507392a70026f9c466c1191408b1ec4ba8039e03dd8b138

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
SignatureBmPB9fhEoV/c3uTJXXa8EfB2Zv9ZLgfBLxJ5ZcQzQ04JnfDXAy3tng/DhplQ5S9zeoPD8USpp/qyLansKnBuCQ==
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

2026-09-17T09:58:15.468181ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082687
observed 58092460b59f407b0716fe24632fef34...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:15.451999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082687/manifest.json
observed 55132f65edb1ac7a8507392a70026f9c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:15.433819ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082687/publication.md
observed 42d6c7c5f5e83ac1eeb0a8f1e51f756d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:15.415544ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082687/publication.txt
observed 1940a7ec715ba9e4fda99c9175bd4ad3...
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.