OpenTechnical

OT-2026-000063708

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, manifold pressure sensor, sustained blow-off after 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-2026-000063708) never changes.

Identity and time

Publication numberOT-2026-000063708 · never reused
Internal UUID01a0ae8c-f946-7e65-b0f8-41d556a30575 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063708
StatusPUBLIC

Content hashes

Canonical text86f981f1c95d2ea12943929b87f649d0b2acb2cefed032e554d7b31322526e75
Markdownca1a6b259ca7d92d5ad908bfccf55434bc7e88f91a3549c1e76970d555d9868e
PDF
Publication page0d01ebe52fec316e9d19ada65fccd768ffe72f91913146c705bd063721be2810
Manifest243754ca98490ec65c40d080686b67603429d587a28df80691d9d6009d621432

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
SignatureqZzRUn3vPinDaEfvMw5x8Jtmo7HevtY5ckmcN84MKNBXuQ/LTw5P2JbsbqCrY9g/Qi1JuNsF5HZsUkcPiZcBDQ==
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

2026-09-17T10:37:49.915680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063708
observed 0d01ebe52fec316e9d19ada65fccd768...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:49.892664ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063708/manifest.json
observed 243754ca98490ec65c40d080686b6760...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:49.872882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063708/publication.md
observed ca1a6b259ca7d92d5ad908bfccf55434...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:49.853824ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063708/publication.txt
observed 86f981f1c95d2ea12943929b87f649d0...
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.