OpenTechnical

OT-2026-000025171

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, three stage ejector, 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-2026-000025171) never changes.

Identity and time

Publication numberOT-2026-000025171 · never reused
Internal UUID01a0ae71-5fa5-715a-b573-4878d8d849e7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:40.790954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025171
StatusPUBLIC

Content hashes

Canonical text4741e508cd7e9a3f4612254759d1f0c1dc3e017c2a8f30e8fffef22b5d420c41
Markdown7500abcaab9500e49d12480cd0d14e755bc813287f48f0d1fb83457d3b12e954
PDF
Publication paged3f320d83aab0438649fbc57cb92aa3c2587ae7be402698b8f6bf9ca8d4982b7
Manifest0c845c8e18fc9c310bf78e88f3c848cdc3f5d98975bb9d65e15891bee619f407

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
SignaturePY8l5+kRAn2HlSldNOzhbFnj4poSApTt6b0Al2k9Kbpj1uG1SZmTsbdouRAbsDfbSFeEPXp1cJqHy7TlwFgLDA==
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

2026-09-17T11:47:03.835722ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025171
observed d3f320d83aab0438649fbc57cb92aa3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:03.817786ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025171/manifest.json
observed 0c845c8e18fc9c310bf78e88f3c848cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:03.799398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025171/publication.md
observed 7500abcaab9500e49d12480cd0d14e75...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:03.781239ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025171/publication.txt
observed 4741e508cd7e9a3f4612254759d1f0c1...
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.