OpenTechnical

OT-2026-000047833

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained blow-off after set-down

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-2026-000047833) never changes.

Identity and time

Publication numberOT-2026-000047833 · never reused
Internal UUID01a0ae7f-c421-7ff5-b3fb-4fc3ab2e0703 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047833
StatusPUBLIC

Content hashes

Canonical text29a4682eb2c13e145f12d18b7256d408d2a1eef9037aa86c45b6d0acc3e7a6eb
Markdown8e485676da7e9f527fd944b4c403308e3b95dfa98682520e464f99b5d374200d
PDF
Publication pagef165fc8916dc5d1780b6502dc9dc7dae09df8c8ed6620a72efcbc7e315704d73
Manifestc760481ebe79c813f47c57ef2dcee15c647376decda094cacc3f57ee25b4b5c1

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
SignatureGVXi8kygngickkON56pef+hanZRhi2aOIcZFOk6RWMIuDOeSWsT2M3QM9hIjy5zjKW7T+0VAJTScZpi2absIDg==
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

2026-09-17T11:05:44.841013ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047833
observed f165fc8916dc5d1780b6502dc9dc7dae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:44.822012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047833/manifest.json
observed c760481ebe79c813f47c57ef2dcee15c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:44.801543ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047833/publication.md
observed 8e485676da7e9f527fd944b4c403308e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:44.782722ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047833/publication.txt
observed 29a4682eb2c13e145f12d18b7256d408...
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.