OpenTechnical

OT-2026-000040537

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed 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-2026-000040537) never changes.

Identity and time

Publication numberOT-2026-000040537 · never reused
Internal UUID01a0ae79-6d0d-7809-8d8e-b2cfe2864a61 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040537
StatusPUBLIC

Content hashes

Canonical textc23800bfc583329ede663eb7acd44e3178e427fdc79768c80739664850f9d488
Markdown9c0da2aec0835fc5abadd2190fa1b2139387e824c507edf1a5e2470c56b33fb1
PDF
Publication pageb4f4f65d085d90439c07b415abe57d31993ba4b30e9c333447d42ce42fb02021
Manifestf092df1017a5790cf7fcca51ba776e2dce227d9099873dcea084c750c3a3042a

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
SignatureRcJD3h420vjzFRV55W/33VSVmj2L7eQlLoU55ItmP/QrXr+AUheXUfhDKEVzG2ERMnjam1smfj++90o7qM5DBg==
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

2026-09-17T11:17:41.410018ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040537
observed b4f4f65d085d90439c07b415abe57d31...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:41.392023ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040537/manifest.json
observed f092df1017a5790cf7fcca51ba776e2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:41.372600ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040537/publication.md
observed 9c0da2aec0835fc5abadd2190fa1b213...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:41.355171ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040537/publication.txt
observed c23800bfc583329ede663eb7acd44e31...
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.