OpenTechnical

OT-2026-000023940

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, pump fed, supply line pressure sensor, pulsed 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-2026-000023940) never changes.

Identity and time

Publication numberOT-2026-000023940 · never reused
Internal UUID01a0ae70-aed6-7df3-9c82-6e87ae89c823 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023940
StatusPUBLIC

Content hashes

Canonical textba911de598cc1d386641003c35118c2cfb7de2f09a14d9130c1dc5166e8b371f
Markdown47eac3264a1d6c13937216e43172e172da9b3f852719cc10fa8d15cb45d9f8ed
PDF
Publication page98e374d27705e8c2f192d2e7fde04286a73ae946e9014433a0856afce365ae47
Manifestd6fd24d36dcc2e429959e0560b19bb7ab776f36f7b4e10d77dd8d7fc50ab6dac

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
SignatureujxQp51VObCzawPbbFr3S5x6W6iJ7FH3qXVul6IGFz9S6acrdU8e56bjJPoCO2nGOyEF5FG3r2MCdCXfu59NDg==
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

2026-09-17T11:50:34.138438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023940
observed 98e374d27705e8c2f192d2e7fde04286...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:34.110038ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023940/manifest.json
observed d6fd24d36dcc2e429959e0560b19bb7a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:34.084857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023940/publication.md
observed 47eac3264a1d6c13937216e43172e172...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:34.066175ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023940/publication.txt
observed ba911de598cc1d386641003c35118c2c...
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.