OpenTechnical

OT-2026-000060171

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, three 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-2026-000060171) never changes.

Identity and time

Publication numberOT-2026-000060171 · never reused
Internal UUID01a0ae8a-5a72-70de-9efd-425fa832f0a2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:57.976275Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060171
StatusPUBLIC

Content hashes

Canonical texte2fb0eba90e7b9cda643977c4c7a98dd78ab6ab4cc0ec1a11cc56ff451cc2c2e
Markdown4a1d8c8c6d515d0c9eac62484d381565dea6430c08d0e83409984fc4276ca573
PDF
Publication page77255271bc306377729a09ba00efaeb70b1f6b6adf909ab3c95991c6d9be577e
Manifest05a2270b2d0e16ad82a52ac5a91e68396eb9954d05baa25e5b76a58ea8ebc608

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
SignatureUBH1JNUdjDcwctJt78gO44CabLb9/RrEntuxmnv1qz/Gd8znIvVTSY10wLIzGL+zYpzTSzb4Qx69manhuKggBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:43:50.073286ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060171
observed 77255271bc306377729a09ba00efaeb7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:50.055613ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060171/manifest.json
observed 05a2270b2d0e16ad82a52ac5a91e6839...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:50.037434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060171/publication.md
observed 4a1d8c8c6d515d0c9eac62484d381565...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:50.017961ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060171/publication.txt
observed e2fb0eba90e7b9cda643977c4c7a98dd...
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.