OpenTechnical

OT-2026-000041966

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, pump fed, 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-2026-000041966) never changes.

Identity and time

Publication numberOT-2026-000041966 · never reused
Internal UUID01a0ae79-e8a7-7084-b6f0-570ed9102b65 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041966
StatusPUBLIC

Content hashes

Canonical text5d35b5975753f52d991cc7ec88036ff413090138b33635f0d814541675dc9d91
Markdown9f4083c57c915602134c1a7994024c268780fa6df84eaf990be8cbf72dc49eb5
PDF
Publication pagef8c0a173c6f30ecf0a9d7bd368ec18acabe140c459735b69495df46eb2d23e2e
Manifestc0afa03c9fa86fe416bc2093b0158052aa81f5aa0dfaf4c172387931bc0cf090

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
SignatureV/5ybhoA067uns204lkVdo3JOUnzyWaYSKANHa0p3um4i4aGIv/dYVCRT/8n1Z/GpCXOHHkIlamgO/2L9Tq6Bg==
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

2026-09-17T11:16:51.544258ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041966
observed f8c0a173c6f30ecf0a9d7bd368ec18ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:51.527657ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041966/manifest.json
observed c0afa03c9fa86fe416bc2093b0158052...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:51.512502ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041966/publication.md
observed 9f4083c57c915602134c1a7994024c26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:51.496449ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041966/publication.txt
observed 5d35b5975753f52d991cc7ec88036ff4...
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.