OpenTechnical

OT-2026-000035892

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, sustained blow-off before 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-2026-000035892) never changes.

Identity and time

Publication numberOT-2026-000035892 · never reused
Internal UUID01a0ae76-b4c9-7e04-b26b-8c6ec2dcd232 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035892
StatusPUBLIC

Content hashes

Canonical text02c50b639437400e92499d8e8c1bb4ece76f761535cf39a46e88b4eb5832ce43
Markdownbee1ad4e4767f9f7fdf680970395fe5ace635128b2a6db61c1cab43b4a34b5ae
PDF
Publication page0a8513931f31636d0228c6bce11cb9a0cdfd07b07aa09cd180f290f686ba6f20
Manifest92ad42da91af13bf649c98267479a50bbb83723434a81efe1b1b7a0b03e5c58f

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
SignatureRbC+cnDZxXvvxN9PdX1LT1sYmRCVx53AXBkbxniggX/RliHyDIpu6Tbruv21VzogaJzOhbR3xI0K5Qwyy7abBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:27:38.365944ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035892
observed 0a8513931f31636d0228c6bce11cb9a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:38.343396ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035892/manifest.json
observed 92ad42da91af13bf649c98267479a50b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:38.326354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035892/publication.md
observed bee1ad4e4767f9f7fdf680970395fe5a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:38.309708ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035892/publication.txt
observed 02c50b639437400e92499d8e8c1bb4ec...
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.