OpenTechnical

OT-2026-000044150

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, sustained blow-off after set-down, on a tool changer

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-2026-000044150) never changes.

Identity and time

Publication numberOT-2026-000044150 · never reused
Internal UUID01a0ae7b-d67b-7aab-ad1d-6fd7bfcba43d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044150
StatusPUBLIC

Content hashes

Canonical text82ff69565d746a278f0781e180a75538875e87dd59233bee3355db4edcee0667
Markdown4ef2d1a2b6ca6cfbb1e469c1301d30e81b7fdbd1cd7daddc25dd836da878c98d
PDF
Publication pagef7e07f9f470a3da171e53720de6cf9d64243f1838ea0e8300ec86ba475a3425f
Manifest4e6551226bd46a821f4d5110b05e545c477197999142e7c77ea4e23b78e11c94

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
Signaturen6ISO3yvKk3p1agbohX64V9iP9TdkHWqcj2fitF72pN+15ALV3Xt0f52DZnvFdqejQjYIGwTCUozG36rml6BCA==
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

2026-09-17T11:12:34.492677ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044150
observed f7e07f9f470a3da171e53720de6cf9d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:34.475239ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044150/manifest.json
observed 4e6551226bd46a821f4d5110b05e545c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:34.454314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044150/publication.md
observed 4ef2d1a2b6ca6cfbb1e469c1301d30e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:34.433887ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044150/publication.txt
observed 82ff69565d746a278f0781e180a75538...
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.