OpenTechnical

OT-2026-000035117

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, pulsed 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-2026-000035117) never changes.

Identity and time

Publication numberOT-2026-000035117 · never reused
Internal UUID01a0ae76-6a1d-7255-b395-90c1cdeaab44 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035117
StatusPUBLIC

Content hashes

Canonical text0d0edd364c2043a1460d00f866cbf364c58e1447c38f69ff6c73b6fd7d69750b
Markdown9e398b7ca371fd9aa685aae538e6a75dfc379334d4eb764744e872c3a5fb35d0
PDF
Publication page9b1c257e184d002f4e1f6f2143c7787d5aac24ff3a909df300ccbd434ea388ed
Manifeste882d8fa2745724ad47d9ffa0b2134e66de8f8bdaab3e18c7c41d6847ff675da

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+/8zCLBaQb+DB1/UDZonZxF1ss7KjhbxBreMUI0RshZ4xsl5J6WBIxn5PU7R301iYcshA5BtYr3F07Dm3PFQBg==
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

2026-09-17T11:28:11.437875ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035117
observed 9b1c257e184d002f4e1f6f2143c7787d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:11.418471ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035117/manifest.json
observed e882d8fa2745724ad47d9ffa0b2134e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:11.382244ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035117/publication.md
observed 9e398b7ca371fd9aa685aae538e6a75d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:11.336804ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035117/publication.txt
observed 0d0edd364c2043a1460d00f866cbf364...
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.