OpenTechnical

OT-2026-000045130

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, pump fed, supply line pressure sensor, 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-2026-000045130) never changes.

Identity and time

Publication numberOT-2026-000045130 · never reused
Internal UUID01a0ae7c-f768-7b19-9579-d18f3c5975ab · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045130
StatusPUBLIC

Content hashes

Canonical textd35ec19cfa705131bb9447f725569ea2f1b55639925e184447ed5e6cafa4bf6c
Markdown420fe451fe5af5d44ded2edc6dc3646f74499cc359743d841d59938d21e33828
PDF
Publication pageae9b5a16768ef8a7f98ddf70dad78db4f316ee90414737433237b4cc52ed79d3
Manifest0c657088161d580085382295649b8b60cab979586299b426b3efdb6edd119a8e

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
SignatureXpdzSPivEgZsUGOFyD3axZD6mSVnU//i0OmMzelpWAAuF/6nXzI9CxJwm8WV+MkyqGN1e4vru3LIFIsRmWVIDQ==
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

2026-09-17T11:10:16.732609ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045130
observed ae9b5a16768ef8a7f98ddf70dad78db4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:16.713406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045130/manifest.json
observed 0c657088161d580085382295649b8b60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:16.694123ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045130/publication.md
observed 420fe451fe5af5d44ded2edc6dc3646f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:16.674524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045130/publication.txt
observed d35ec19cfa705131bb9447f725569ea2...
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.