OpenTechnical

OT-2026-000059323

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, pump fed, supply line pressure sensor, 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-2026-000059323) never changes.

Identity and time

Publication numberOT-2026-000059323 · never reused
Internal UUID01a0ae89-8614-7c25-ba42-06911ca112e2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059323
StatusPUBLIC

Content hashes

Canonical text7f99fcdbd875fca4b74f6dd279901f5070e1af5b27ddfc0998855d2afb2af263
Markdownd101f553dd5fa8bddb8d7b11e9a6f49bf27e4fb5236b443fa39af922d2706d5e
PDF
Publication page93c7ec740fb8f8d3145391b671dace1e154814bfa12cdbe32d0afbc5a26209e0
Manifest32356b26aefface26655f903ed6cb997524ea4c83666876a181be81e6db70f7f

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
SignaturesDaOoKpjqbYny1+RRDaDv6usNIIFY821JCn+olFRV36uypcgn8H6QpugeizVSwACc0Gdwj4aqwV3pWRhd7rmCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:45:58.689890ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059323
observed 93c7ec740fb8f8d3145391b671dace1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:58.672134ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059323/manifest.json
observed 32356b26aefface26655f903ed6cb997...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:58.655257ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059323/publication.md
observed d101f553dd5fa8bddb8d7b11e9a6f49b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:58.638942ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059323/publication.txt
observed 7f99fcdbd875fca4b74f6dd279901f50...
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.