OpenTechnical

OT-2026-000041919

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, two stage ejector, manifold pressure sensor, pulsed blow-off before 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-2026-000041919) never changes.

Identity and time

Publication numberOT-2026-000041919 · never reused
Internal UUID01a0ae79-e8a6-7559-929e-8a1ca3bc9af8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041919
StatusPUBLIC

Content hashes

Canonical text710166191a5da7856940230cf3278a4377b9688eb1bf985aa328e07578955d9f
Markdown628deb6fd6bf5cb35c530dd3ddcff508c2b64add43a6b6d005a422904f4a7e1d
PDF
Publication pageacf23d9af040570d222ab2e0362a41a7fa4195d3ed0e0c4523f436b7e84bf053
Manifest3b550b46d983594cabef45f851ffd12a02f6a9101211f6609cfd32cd191f029d

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
SignaturenHe8CGKGpOrtOBWw8PQBB3rSLj8XdkS7QPmx8MGGDnKy2AanJ6NunxWuNmpugYVN+dajrrUIdt076WqioflFCg==
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

2026-09-17T11:16:48.276536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041919
observed acf23d9af040570d222ab2e0362a41a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:48.259926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041919/manifest.json
observed 3b550b46d983594cabef45f851ffd12a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:48.241671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041919/publication.md
observed 628deb6fd6bf5cb35c530dd3ddcff508...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:48.224176ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041919/publication.txt
observed 710166191a5da7856940230cf3278a43...
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.