OpenTechnical

OT-2026-000064100

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000064100) never changes.

Identity and time

Publication numberOT-2026-000064100 · never reused
Internal UUID01a0ae8d-a45f-71fd-8c43-7f8b6028392a · 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-2026-000064100
StatusPUBLIC

Content hashes

Canonical text56936ce17b5aafb8f0e258ae99b7931a5d68439bf763cf77871a6b89795c1f96
Markdown17bcf6d6357f1f7d010d94f541f50700a4471a7fa7d1b00f444e5852a925dee7
PDF
Publication page098efce2f39bab0b121fbcc6b5303fe64bd269c04ccb7cde3ff6b76f5a80066b
Manifest1ce59b1da1168a01489d5e49d6a4f07d0ac44457e0e8e6c1345e026661b80976

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
SignatureW+iso/qL2x9uAjnNBmJw/Co6lir3d7fcbIoZ9rUQpiSECWkRHhVKP+MmnfH0DTuRAIlln3YvcmFbaGONzg2ICA==
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

2026-09-17T10:36:05.434608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064100
observed 098efce2f39bab0b121fbcc6b5303fe6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:05.417661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064100/manifest.json
observed 1ce59b1da1168a01489d5e49d6a4f07d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:05.400418ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064100/publication.md
observed 17bcf6d6357f1f7d010d94f541f50700...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:05.382909ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064100/publication.txt
observed 56936ce17b5aafb8f0e258ae99b7931a...
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.