OpenTechnical

OT-2026-000047430

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, pump fed, supply line pressure sensor, 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-2026-000047430) never changes.

Identity and time

Publication numberOT-2026-000047430 · never reused
Internal UUID01a0ae7f-3e58-7bce-afb3-b65cf4670e48 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:49.774666Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047430
StatusPUBLIC

Content hashes

Canonical textcc25ff60981aa3e3274b85c82257c996c1cfde3545e9c664fd6f3553202ec9f1
Markdownef848c2dd2e5b4d38de1151810ddf90babc3e24d84110f59050ffcf55c248435
PDF
Publication page07116ac2327996fcee94789f715e7b7845dbfe44f4843bf9d363a1442072ddde
Manifestc92befe7edecc3346cb6c4b9872146020d29589082ac249fffb3f21b29fded07

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
SignaturesB1kLpjRRkHjCGCuHoYKnY9nDpy0grmlq4BYRMmSQ2mXYaJo8qHpjdsQhQ+v6JiVa2zcmIEC4BGfcslxkLiADQ==
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

2026-09-17T11:06:27.202917ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047430
observed 07116ac2327996fcee94789f715e7b78...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:27.186858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047430/manifest.json
observed c92befe7edecc3346cb6c4b987214602...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:27.169604ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047430/publication.md
observed ef848c2dd2e5b4d38de1151810ddf90b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:27.151534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047430/publication.txt
observed cc25ff60981aa3e3274b85c82257c996...
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.