OpenTechnical

OT-2026-000063832

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, 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-2026-000063832) never changes.

Identity and time

Publication numberOT-2026-000063832 · never reused
Internal UUID01a0ae8d-53b7-7d10-a684-7e2d4b76c343 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:12.763906Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063832
StatusPUBLIC

Content hashes

Canonical textf690a162bb94d390ae5a048c50ec58ff200e3212369ee092c37d8003441634c4
Markdown093f0b68d117a6e06f895868e37304e236e21b4445c84b9a2d54633831080421
PDF
Publication page73a28497adfd8553d5499108bf047e53ec6fddba5dfc61f04c18a4ff22e80a9d
Manifesta2a2ca24c8a5d0842e46dbdcb406e4eebd92ea6bb27af91f48dab348c1f4a974

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
SignaturetuNsDEilv81/qHomDh0NpcKLsaNvfOxAholC8/ZAbdoEnDl/ibCFYy/BMsBSLd8h56rjUjzCNq3xUU+D+lHHBw==
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

2026-09-17T10:36:51.408506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063832
observed 73a28497adfd8553d5499108bf047e53...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:51.389478ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063832/manifest.json
observed a2a2ca24c8a5d0842e46dbdcb406e4ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:51.373499ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063832/publication.md
observed 093f0b68d117a6e06f895868e37304e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:51.356593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063832/publication.txt
observed f690a162bb94d390ae5a048c50ec58ff...
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.