OpenTechnical

OT-2026-000064377

Publication integrity record

Four cup vacuum gripper, four outlet manifold, single stage ejector, supply line pressure sensor, vented after 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-2026-000064377) never changes.

Identity and time

Publication numberOT-2026-000064377 · never reused
Internal UUID01a0ae8d-a461-773e-bda9-c9c67580eb6a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064377
StatusPUBLIC

Content hashes

Canonical text44b71518c0f54e5a3cd12fa5e2b13809cb81b5681ec2943c5411f9c9a0525998
Markdown304832d4470d0e9d960fc86dd3d8d022a415bc5d4110d79c416e4346208c5c34
PDF
Publication pagec1946747c12449ffeb8ca12795dab40f55d88366316bb5cbbc69a6d031a6bd29
Manifesta7d9f507aceb724276eb5a41863649ef9fd6bc61e92aa473fe51209111313668

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
SignaturepgSHxIlynbFx56CjNCSefM7hWM6jSfdZmfD2rUMmqyhCkdd+0PAQAmMsDpJV5LyO3+QMFFi2+vZAEB5rYVcZCA==
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

2026-09-17T10:36:32.715031ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064377
observed c1946747c12449ffeb8ca12795dab40f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:32.697662ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064377/manifest.json
observed a7d9f507aceb724276eb5a41863649ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:32.679109ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064377/publication.md
observed 304832d4470d0e9d960fc86dd3d8d022...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:32.660305ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064377/publication.txt
observed 44b71518c0f54e5a3cd12fa5e2b13809...
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.