OpenTechnical

OT-2026-000024629

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000024629) never changes.

Identity and time

Publication numberOT-2026-000024629 · never reused
Internal UUID01a0ae71-2725-7b9b-a9a0-bf770921f600 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:26.329747Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024629
StatusPUBLIC

Content hashes

Canonical text4e04c260c570fa39ccc827cb3cd73927f6000ff89becc8cf55797558041454cb
Markdownd58076fc4833059414f6d0b18ff26fd44f4fb5bff4c851017f433eaefee5a004
PDF
Publication page1f9cbcfc7ae0d7d399a39ed8d11531e4f4143f2f50d341121153bce6c44813d6
Manifest37179eaab8c78ba32131eeb06b0c6b74e31229cff514662f31e88962e63671cf

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
Signaturetn5nyFNkN4aBRDPJl1LFz0+BBbJEN0bMV17zVMunulf9K5+OxYWO1RiBRpQqoHxQekD6wKJmsqc6QMxqq72NCQ==
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

2026-09-17T11:47:49.236354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024629
observed 1f9cbcfc7ae0d7d399a39ed8d11531e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:49.218064ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024629/manifest.json
observed 37179eaab8c78ba32131eeb06b0c6b74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:49.194588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024629/publication.md
observed d58076fc4833059414f6d0b18ff26fd4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:49.177980ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024629/publication.txt
observed 4e04c260c570fa39ccc827cb3cd73927...
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.