OpenTechnical

OT-2026-000003740

Publication integrity record

Vacuum cup gripper, common isolation valve, three outlet manifold, ejector fed, vented 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-2026-000003740) never changes.

Identity and time

Publication numberOT-2026-000003740 · never reused
Internal UUID01a0a90a-ea46-760c-a54c-a659708cdf42 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:07:39.978206Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000003740
StatusPUBLIC

Content hashes

Canonical text7e273327c1edddd24d43e827574d791985eea5e0b67d6edae9958d298ccb674d
Markdown1a309b24caff5f8ed4b30dc985b96a3b26adf36d9d03809ae1e165e212b30274
PDF
Publication page2c1cf676d060172aec7d0e89bd9c83df7d2af9246c1d6218779ab9a769c9011b
Manifest3dc1b33ba102853550991e94b4daefbd4a5a4351d0c149dd115db1d6c0d21a4a

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
SignatureYbwKETGnb9sZmUSSX+zJv07qvG7cvcV7I1bYyvkxIY76QNAATYhT5HojLep+mVHl9kZQCaMf99VnjKDB8mRlBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T07:27:02Z
batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof
root aada101caea153fd76622afa3661a5b8...

Independent retrieval

2026-09-16T07:50:32.948301ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003740
observed 2c1cf676d060172aec7d0e89bd9c83df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:50:32.913659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003740/manifest.json
observed 3dc1b33ba102853550991e94b4daefbd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:50:32.901211ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003740/publication.md
observed 1a309b24caff5f8ed4b30dc985b96a3b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:50:32.888131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003740/publication.txt
observed 7e273327c1edddd24d43e827574d7919...
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.