OpenTechnical

OT-2026-000038017

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, manifold 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-2026-000038017) never changes.

Identity and time

Publication numberOT-2026-000038017 · never reused
Internal UUID01a0ae77-f88b-7d53-8ef9-7868ba2f64de · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038017
StatusPUBLIC

Content hashes

Canonical text774d0d534a38ca09f2747890d1e9ef5c68681129c3ad27698699390fdbdcaf03
Markdown21ce1c400563ad7fc95e8db026ca65be16ef8e6b79e95793261fc790a232a6c4
PDF
Publication pagea634ff11beaf985389c899d9d9535384e9ada5f033337d1beabf765240cf4bc2
Manifestd039708f9db7af5fdcb023d5d08b19b4a5aa52cbda0f180d112884ca662b627b

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
SignatureeiA5oUDukN+VdM6psdVeV9Io68cK7a+t3tEBCCuUq9pCz1y70rT+VmuCwILJlztlNytiNhEHzF5UwUfE2wDVAg==
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

2026-09-17T11:23:19.459055ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038017
observed a634ff11beaf985389c899d9d9535384...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:19.440927ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038017/manifest.json
observed d039708f9db7af5fdcb023d5d08b19b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:19.421557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038017/publication.md
observed 21ce1c400563ad7fc95e8db026ca65be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:19.404019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038017/publication.txt
observed 774d0d534a38ca09f2747890d1e9ef5c...
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.