OpenTechnical

OT-2026-000059476

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, sustained blow-off after 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-2026-000059476) never changes.

Identity and time

Publication numberOT-2026-000059476 · never reused
Internal UUID01a0ae89-8617-701a-a7c2-54860df2a6c0 · 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-2026-000059476
StatusPUBLIC

Content hashes

Canonical textd370b5fd375cea5e87e809eaf8459c9e0cb6c5e773ae3653f1de488f64568052
Markdown1e7cb5688086c9c0b47af021ad6c4a2a21275c5709c60f1667dafae136ce572c
PDF
Publication page01358d13ff407abc8f30d8e72a45eecc08945bf350ade1ae3e1a78b5ad0403d2
Manifesteee81978dfdf79d71c82bd67417062d337139fd1943e8229054247cb6d6dac37

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
SignatureEboQo4XUIGUeJ3N+eQqenlfTdXjrlG4Z6c1NFk9zGfaUps5OeawkVqBPkWBaaeU4whZajHrUGGqDM0vNFU+gDA==
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

2026-09-17T10:46:10.593012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059476
observed 01358d13ff407abc8f30d8e72a45eecc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:10.573619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059476/manifest.json
observed eee81978dfdf79d71c82bd67417062d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:10.555211ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059476/publication.md
observed 1e7cb5688086c9c0b47af021ad6c4a2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:10.535612ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059476/publication.txt
observed d370b5fd375cea5e87e809eaf8459c9e...
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.