OpenTechnical

OT-2026-000078763

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, three stage ejector, pressure sensor per zone, 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-2026-000078763) never changes.

Identity and time

Publication numberOT-2026-000078763 · never reused
Internal UUID01a0ae95-ccbc-78e5-85e2-f66af643819f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:28.017032Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078763
StatusPUBLIC

Content hashes

Canonical textaebe2818655013f4b0b08b820e0fc16031dd580820c96139acb785996403011f
Markdown85db7a7ff5fe4880fccf00a55f9be6085ec4203ab4ca536d947c112fdee7d22e
PDF
Publication page8cb622401f379dcbf34e73053eb669e60c1bdba14b504a80d744cf6b82d31a9f
Manifest86cc5b46a918c50e43dd9c06d304605e786d0c96ce69eb9a0377c1f71a0d3909

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
SignaturedISzLhu/cDB0wAzr956PcboZjpd8Ze+2V/z8F9ZLacrGddvwC5S/FKIwxcI3O1DLvypWLWZigyaXEKeAGm0ICQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:05:33.034228ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078763
observed 8cb622401f379dcbf34e73053eb669e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:33.016252ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078763/manifest.json
observed 86cc5b46a918c50e43dd9c06d304605e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:32.998524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078763/publication.md
observed 85db7a7ff5fe4880fccf00a55f9be608...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:32.980620ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078763/publication.txt
observed aebe2818655013f4b0b08b820e0fc160...
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.