OpenTechnical

OT-2026-000005393

Publication integrity record

Vacuum cup gripper, three zone face, six outlet manifold, plant vacuum fed, pressure verified

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-2026-000005393) never changes.

Identity and time

Publication numberOT-2026-000005393 · never reused
Internal UUID01a0a937-9d41-7c85-9c5c-18d4040d8148 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:56:29.379589Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005393
StatusPUBLIC

Content hashes

Canonical textee36ce42f8d0ff0eb21606bedd646a1cd880ef2204597dca3e15a7282db79184
Markdownb35eec89d1953e47cd1d836ffbda7173c6f08f52e36cad3cd66ab3bc3a45a456
PDF
Publication page7886deaa7cb244e0697e50ed3c02c67cae4aceb61c45133eff0ed01033ba4491
Manifesta9b7877f22b631cd9d2b7a96cf64b48f713623c5e199e8419df7906386ae9b1e

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
Signaturet3A/mRMU/LBG8a4AwgEJUrAhv/VvtoX31wJOt0hw54imNk6RJKCvyXR2BGMCqQaiySYSQJ7P618nRwqh4wOsCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:07:02Z
batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof
root 8f13af7374aef42943b7bbe6a279c57a...

Independent retrieval

2026-09-16T08:00:14.689795ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005393
observed 7886deaa7cb244e0697e50ed3c02c67c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:14.677436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005393/manifest.json
observed a9b7877f22b631cd9d2b7a96cf64b48f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:14.662924ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005393/publication.md
observed b35eec89d1953e47cd1d836ffbda7173...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:14.648683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005393/publication.txt
observed ee36ce42f8d0ff0eb21606bedd646a1c...
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.