OpenTechnical

OT-2026-000057567

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, two stage ejector, supply line pressure sensor, pulsed 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-2026-000057567) never changes.

Identity and time

Publication numberOT-2026-000057567 · never reused
Internal UUID01a0ae88-2693-72fb-ae83-619f65770048 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:33.513637Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057567
StatusPUBLIC

Content hashes

Canonical text1738e8fbf75bca3e29e0786da1b86eb21cc7edbc6200ad4ac16e67817a393d8e
Markdownefecb97b5a19252ca466b1b55d5c413d3d18473826156c7ec5d37ed9489cfe4d
PDF
Publication page7a821698675b2ec1d8d3e6896f2d5c7c0eb612962d92181b743b2e3cf006eb3a
Manifest1e93ee934da5038315d6937edd31fbe7cbc665734d63a9a452097a718b575c54

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
SignatureC61mOTa/uyWRkaa682vTb3JlCL7WI0rZaVVFYkwvQtqnfHwcER/v0kKzS0U+WTQv72dhkGS8RIhWWlbEZDHwDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:48:06.636107ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057567
observed 7a821698675b2ec1d8d3e6896f2d5c7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:06.617490ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057567/manifest.json
observed 1e93ee934da5038315d6937edd31fbe7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:06.600317ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057567/publication.md
observed efecb97b5a19252ca466b1b55d5c413d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:06.581741ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057567/publication.txt
observed 1738e8fbf75bca3e29e0786da1b86eb2...
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.