OpenTechnical

OT-2026-000048899

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, three stage ejector, pressure sensor per zone, 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-2026-000048899) never changes.

Identity and time

Publication numberOT-2026-000048899 · never reused
Internal UUID01a0ae81-134b-7373-ba27-c45a5e783939 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:49.967260Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048899
StatusPUBLIC

Content hashes

Canonical textc2e2c11e90a6ba80b9ea87b13c32f3d11e4ed4b7bd8a81b0af9bf3757278f106
Markdown0b1138914cceee646175d45e08297834d220f1d71dfb247181e6d7c5d3d57813
PDF
Publication page5212da0bac1bcf5cf25c0586ee53f74c2cfe5aba0a89771784b2c04cecfc74a7
Manifestfe020dee19f13dadae6c6d82ef62d928be25be8e27205bfbdd49a591d7d70cdf

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
SignatureA+iUsi+NBVVTY8UaBLTl1tBeMa0NcG7W5LJr66fRQeiGEYB0gSUmWO0d6ZI5LKEcRMgLf5wq757irZD9BvYqCg==
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

2026-09-17T11:03:03.971586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048899
observed 5212da0bac1bcf5cf25c0586ee53f74c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:03.953957ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048899/manifest.json
observed fe020dee19f13dadae6c6d82ef62d928...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:03.936539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048899/publication.md
observed 0b1138914cceee646175d45e08297834...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:03.916882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048899/publication.txt
observed c2e2c11e90a6ba80b9ea87b13c32f3d1...
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.