OpenTechnical

OT-2026-000033650

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, pump fed, pulsed blow-off after 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-2026-000033650) never changes.

Identity and time

Publication numberOT-2026-000033650 · never reused
Internal UUID01a0ae75-a38f-7eb1-8abc-1ee603d6fef3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033650
StatusPUBLIC

Content hashes

Canonical text0b4c975dede7b777d07fba087fae44b54b9976739429311e47aad7f2fd428d6c
Markdown9d27ad85cf76c8ef115138050553afe37443f23769284bf8864a6592eee32bb4
PDF
Publication pagea3ca070767444011fb4d8bb77f68e2a337e47e0a0ea1cb134ddf8947d6713d9c
Manifest5b2a69e837c1ea8793a83b82f408b58c21a04d97f6a96f01b1fe49c9688b66a1

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
SignatureoCZaDKY2vq/xJNdaE8VJuOaYkpWzNqhdgxHYa8yE+8+AWJZ+UPW2wSE/SsR+F/RgZfCHBgTulSMGsOcYLj6iCQ==
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

2026-09-17T11:31:38.049717ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033650
observed a3ca070767444011fb4d8bb77f68e2a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:38.031665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033650/manifest.json
observed 5b2a69e837c1ea8793a83b82f408b58c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:38.012964ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033650/publication.md
observed 9d27ad85cf76c8ef115138050553afe3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:37.992880ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033650/publication.txt
observed 0b4c975dede7b777d07fba087fae44b5...
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.