OpenTechnical

OT-2026-000003698

Publication integrity record

Bellows cup vacuum gripper, three zone face, six outlet manifold, ejector fed

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-2026-000003698) never changes.

Identity and time

Publication numberOT-2026-000003698 · never reused
Internal UUID01a0a90a-c6f1-77d1-950f-c17342b0137a · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:07:30.931648Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000003698
StatusPUBLIC

Content hashes

Canonical textb7863f613e755585d46168c01d2ac46e5505108779cf51d06bf5b16a6edb5988
Markdown58d6cc37972b4691b51ab808bf5b1f228e422ae27e26267c4932246a85866042
PDF
Publication page60c34059a31a2f3d508008446cbde2d53345557364090c792481545fd60c2bb7
Manifest1e8064e2666414df0baa271a33e74978736ac9717f7c06853c83280aa1f4a8b2

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
Signature8N3joMhmKaVyDhCFjlxgOZFjlfeBa+L9cLPCENYnKOB9AvvgPbbMa2QvepDyqQoBs9seVILJ0UDQNugLPHxzBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T07:27:02Z
batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof
root aada101caea153fd76622afa3661a5b8...

Independent retrieval

2026-09-16T08:00:37.389030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003698
observed 60c34059a31a2f3d508008446cbde2d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:37.373486ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003698/manifest.json
observed 1e8064e2666414df0baa271a33e74978...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:37.246281ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003698/publication.md
observed 58d6cc37972b4691b51ab808bf5b1f22...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:37.208458ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003698/publication.txt
observed b7863f613e755585d46168c01d2ac46e...
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.