OpenTechnical

OT-2026-000047376

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, supply line 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-2026-000047376) never changes.

Identity and time

Publication numberOT-2026-000047376 · never reused
Internal UUID01a0ae7f-3e57-7fcf-8dca-04399b8fb366 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:49.774666Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047376
StatusPUBLIC

Content hashes

Canonical text0da49dcd8bec84e918aa184ec8cd1d67f731b3d244bad53f8ef11cf57a423298
Markdownf24cd09ecd952280000d0b8b13608e5723ba77b7ffbd482ffda511e424c38eec
PDF
Publication pagefe5f04f7a791af06f85ef7ed51b2af64b50cae4329b916e328df6ecf0c7640e0
Manifest9b1e4714729e963e980dea6e93baa50486679bb17230d895b7bdbbdd9b399b4f

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
SignatureKknQi9u3qQkdopU28uijcqpue2bx+lYxFYjxFG7ZIvydAssEIhxEdmADl3Pg7EBsBfIekLKNC/zMU3hQBR6TAw==
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

2026-09-17T11:06:22.896350ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047376
observed fe5f04f7a791af06f85ef7ed51b2af64...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:22.876583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047376/manifest.json
observed 9b1e4714729e963e980dea6e93baa504...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:22.859845ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047376/publication.md
observed f24cd09ecd952280000d0b8b13608e57...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:22.840087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047376/publication.txt
observed 0da49dcd8bec84e918aa184ec8cd1d67...
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.