OpenTechnical

OT-2026-000005608

Publication integrity record

Vacuum cup gripper, three outlet manifold, plant vacuum fed, 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-2026-000005608) never changes.

Identity and time

Publication numberOT-2026-000005608 · never reused
Internal UUID01a0a93e-ddbe-7698-b1f8-6b7ef752848f · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:04:24.641088Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005608
StatusPUBLIC

Content hashes

Canonical textf352d77b2f623a08be22375f78935440ee5ebb050054e5f11784daea83531526
Markdown92b51f59d772f1c0575b630d3cda7f6621e5423164d81cf6c32bcaad3f8b3582
PDF
Publication page33ea51a0b2007d99a7ed25caad85eb8b40f9abbe92dc642616349e07802d0503
Manifestfebd8c669f570429d1364b4d3cdc32cb3e21b52246084d3f1c6ee71faba78731

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
SignatureG1KmshK8WOTrojU1a4sskOcZ7JipwrDgiflOwDFDeP3CFsVZ0xJC60eKxaH4Sz0gK9p7wKF7zNP7stOul8jHBw==
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

2026-09-16T08:10:21.228984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005608
observed 33ea51a0b2007d99a7ed25caad85eb8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:21.214501ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005608/manifest.json
observed febd8c669f570429d1364b4d3cdc32cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:21.199800ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005608/publication.md
observed 92b51f59d772f1c0575b630d3cda7f66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:21.186503ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005608/publication.txt
observed f352d77b2f623a08be22375f78935440...
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.