OpenTechnical

OT-2026-000064308

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three 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-2026-000064308) never changes.

Identity and time

Publication numberOT-2026-000064308 · never reused
Internal UUID01a0ae8d-a460-77f7-b836-efae2a1265ce · 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-2026-000064308
StatusPUBLIC

Content hashes

Canonical text79ba60121fe3f5197c06cdf2a7091bed8241c76ece14c847f4ef600001dc86d3
Markdownb21ec87211588865e4ee01f8bc216dc0141be18ab0b43132a8935265f2d930a4
PDF
Publication page40ddfbee7c514aa8e4a97663fc10132bc124642ad40d79c2a3f2211c51cba06c
Manifest2d3ed579c9d526d712e33bb0da411a320099181a7d989ebc3d29cfbf3838d4e4

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
Signature+21kTiP60wgo1G5HnWEyTsYzATZqSjjaktI37y7yvTupDcD2cyI3sOiOkU2mK5Y2dFjInoGG5yrLn3SZ8uAvBA==
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

2026-09-17T10:36:27.455026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064308
observed 40ddfbee7c514aa8e4a97663fc10132b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:27.436592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064308/manifest.json
observed 2d3ed579c9d526d712e33bb0da411a32...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:27.417793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064308/publication.md
observed b21ec87211588865e4ee01f8bc216dc0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:27.400556ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064308/publication.txt
observed 79ba60121fe3f5197c06cdf2a7091bed...
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.