OpenTechnical

OT-2026-000093684

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, supply line pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000093684) never changes.

Identity and time

Publication numberOT-2026-000093684 · never reused
Internal UUID01a0ae9e-508b-72e7-a24a-11cc6eb20495 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093684
StatusPUBLIC

Content hashes

Canonical textcf8ff76cf2f8f602ba3d3c49e0d31dd7084aa6f53ed43d837eb7f5348766b085
Markdown43b19902269e059419068152c9d0b0191671a5eb5377c42d4a6e4c252a62fb1b
PDF
Publication page29eabe436de5560b62e373ec2cf0d9be9a6b90ee179ebba648ac6df95816235a
Manifest9ba726021cab5a1d657cb0efe603844b4fea7340ce2e097d00f14e5cb34bccc7

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
Signature78T6xf909RnMAL93qN1I+711i9HNPHWir8xRsitjo/yABiTNJqW3MGo6EJQ6P/NnKkRRuxl3Yv4+JQ9PpsjYDw==
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

2026-09-17T09:39:44.823711ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093684
observed 29eabe436de5560b62e373ec2cf0d9be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:44.806994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093684/manifest.json
observed 9ba726021cab5a1d657cb0efe603844b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:44.789043ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093684/publication.md
observed 43b19902269e059419068152c9d0b019...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:44.768510ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093684/publication.txt
observed cf8ff76cf2f8f602ba3d3c49e0d31dd7...
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.