OpenTechnical

OT-2026-000007424

Publication integrity record

Vacuum cup gripper, four zone face, two outlet manifold, ejector fed, vented 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-2026-000007424) never changes.

Identity and time

Publication numberOT-2026-000007424 · never reused
Internal UUID01a0a97e-4c50-7122-822f-f9a79aae40d3 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T09:13:41.714966Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007424
StatusPUBLIC

Content hashes

Canonical text50ea067f9478f20616639b960d2ba8db69b7a3bb6dd6d99d5c3fb232e53f0eba
Markdown65b4f18a7d21efa226aedb251f289522a772ca00c8f2aaec0101d440727e2614
PDF
Publication pagef11e1ee387e05c389951d50f2bbf237ddc5c6de58439f1d4a793b6cb5f5021c2
Manifest59eb053c6db7e14025c591868b911075d3c6be7501d266eed4b1f6102227b28d

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
Signaturev6mTNezXjnmCZoNqVXOw0ArCbH8zWVc+/cADcoLou1RvrdBP/FcUVkrI3J4TG8y1qPEfmdxSFKsm+7gbzzlOAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:20:33Z
batch OT-TS-2026-W38-015 · RFC 3161 token · inclusion proof
root 07bfbe2fb3517c1c41f239fb2e682fbe...

Independent retrieval

2026-09-16T09:20:06.145976ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007424
observed f11e1ee387e05c389951d50f2bbf237d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:20:06.131187ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007424/manifest.json
observed 59eb053c6db7e14025c591868b911075...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:20:06.116474ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007424/publication.md
observed 65b4f18a7d21efa226aedb251f289522...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:20:06.103531ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007424/publication.txt
observed 50ea067f9478f20616639b960d2ba8db...
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.