OpenTechnical

OT-2026-000006179

Publication integrity record

Bellows cup vacuum gripper, common isolation valve, ejector fed, contact triggered

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-2026-000006179) never changes.

Identity and time

Publication numberOT-2026-000006179 · never reused
Internal UUID01a0a952-064e-786b-a8b0-64d05d590775 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:25:20.208445Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006179
StatusPUBLIC

Content hashes

Canonical text2aed5cdb39e53b7e88790f0778f6f7f5f174361c55d9d6e41c30809db6646f4a
Markdown674d17839409e848c5053f06e44451fa434f7b76f70fe400aae70c59d0ac273e
PDF
Publication pagee1cbe33583fe444b0e95b00025b2d481d63577061e49b163b1d599cc5db3e692
Manifest98360f245eb4b108d955bc814d0c315ab6733b5e1ab1ba34f9311c2e522ecd04

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
Signature22vmC0afEXjyHL3t06UtXh3corKO3SPYSdbogC51REVQ/Pg7AZrJL/5KtKvcMrkU919VWSpIv0NOmElb+hnoBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:27:03Z
batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof
root dbe93cb6b2158496df2f60f3b6822537...

Independent retrieval

2026-09-16T08:30:18.646794ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006179
observed e1cbe33583fe444b0e95b00025b2d481...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:18.630841ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006179/manifest.json
observed 98360f245eb4b108d955bc814d0c315a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:18.495411ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006179/publication.md
observed 674d17839409e848c5053f06e44451fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:18.477890ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006179/publication.txt
observed 2aed5cdb39e53b7e88790f0778f6f7f5...
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.