OpenTechnical

OT-2026-000094539

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, two stage ejector, manifold pressure sensor, sustained blow-off before set-down

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-2026-000094539) never changes.

Identity and time

Publication numberOT-2026-000094539 · never reused
Internal UUID01a0ae9e-f4e9-76da-b807-f982839a3348 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:28.117587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094539
StatusPUBLIC

Content hashes

Canonical text5ae9fc3a84fde172f54f4b5da5cd621797775dca33588760930b20773e5f5ab7
Markdown5534c33bc6f2b0546198afb0b4f15db2e2322a29b27af3dcfcc8175fed0141e8
PDF
Publication pagea0b61b45767035bf0b44057881427d674abb95d50a38e06f3958d62808a9c69c
Manifestad5a06a45f825102e472f71bc2f554f8e8cf781290186ad45a359ef3b3c493a6

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
SignaturemjkEWztc+h9D/o0j2psPyHamvKVGIu72CF9JZvs2sACbQzKQVSD7TE5ZA6nyi9wZqV9YGuEoNaFGPE5B5bakDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:37:59.038444ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094539
observed a0b61b45767035bf0b44057881427d67...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:59.018495ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094539/manifest.json
observed ad5a06a45f825102e472f71bc2f554f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:58.999248ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094539/publication.md
observed 5534c33bc6f2b0546198afb0b4f15db2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:58.980399ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094539/publication.txt
observed 5ae9fc3a84fde172f54f4b5da5cd6217...
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.