OpenTechnical

OT-2026-000008378

Publication integrity record

Six cup vacuum gripper, six outlet manifold, pump fed, manifold 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-2026-000008378) never changes.

Identity and time

Publication numberOT-2026-000008378 · never reused
Internal UUID01a0ae6a-e469-770d-b237-4cfb01b072cc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008378
StatusPUBLIC

Content hashes

Canonical text7d664a98b79a703f60c171d118e8e9bf6b6163ad3583e928114d56bbec21cb21
Markdowne5069411a72f780774924b639635f4776a0eac6cbb2869d626198b645a989e50
PDF
Publication page4320c578eff543710637a042bb4772babfd43e9d70d0eb435c090445d0bf0955
Manifestbc3bb7cc17b3a7066ae31ccf866b766343459408b92074b4241b7d76071d1e04

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
SignatureHjwRmKIkYK5NyQXl0whTbSqDephngV0MScaM2rq46k0gwiwhu0m5Mqt/z2b2uiI4EE6cZvtC97519HlmCivQDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:12.473331ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008378
observed 4320c578eff543710637a042bb4772ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:12.455191ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008378/manifest.json
observed bc3bb7cc17b3a7066ae31ccf866b7663...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:12.434679ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008378/publication.md
observed e5069411a72f780774924b639635f477...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:12.415915ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008378/publication.txt
observed 7d664a98b79a703f60c171d118e8e9bf...
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.