OpenTechnical

OT-2026-000017577

Publication integrity record

Three cup vacuum gripper, three outlet manifold, three stage ejector, supply line pressure sensor, 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-2026-000017577) never changes.

Identity and time

Publication numberOT-2026-000017577 · never reused
Internal UUID01a0ae6e-76ca-77ca-bdd6-163ea2c57dbf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:30.105855Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017577
StatusPUBLIC

Content hashes

Canonical text43ec29a896843f84205893358c50a4d821c8b9cecdaa3988a7503c3d965919a5
Markdown11cfaf29e49d7f8b366ff7359a12027fb9c0a312fdacebb1e372685403d2ef8e
PDF
Publication pagec68fe91ffa22fd6ba3581a7cadc7c847cefa99f1ab0ebb01452211f66a0b6dca
Manifest5291eef1e6856c25ef483807fa526ee1a181cb261327055dda71b3478a26afb3

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
SignatureyObZ9DVvNFP1Ab2It+0yIqzVetKc4HVDV4md1QeUgFRnV3NuYrzmZ75WzGrWCFRz3FluVzGp1ZcHJ4aASkBYAg==
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

2026-09-17T12:02:44.987110ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017577
observed c68fe91ffa22fd6ba3581a7cadc7c847...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:44.970641ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017577/manifest.json
observed 5291eef1e6856c25ef483807fa526ee1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:44.952148ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017577/publication.md
observed 11cfaf29e49d7f8b366ff7359a12027f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:44.934921ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017577/publication.txt
observed 43ec29a896843f84205893358c50a4d8...
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.