OpenTechnical

OT-2026-000045650

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, plant vacuum fed, manifold pressure sensor, sustained blow-off after 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-2026-000045650) never changes.

Identity and time

Publication numberOT-2026-000045650 · never reused
Internal UUID01a0ae7d-8f03-7d59-a073-11167fa22645 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045650
StatusPUBLIC

Content hashes

Canonical text9d6e1a72fe6ef61203554f864ac9f5d64c909fbde84ecbd56cb188853a453656
Markdowneb44456c78b663fc464a786da5ad110e6938d847544b282a78306de1fc641f63
PDF
Publication page652982998eb1afcdf8e13a3f5b9de05bd3c32cb142600285a520674390073dd6
Manifeste884388eb8fa90d7c3adee6a1597ede15074093a70c9b82b988a542bc660f2ea

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
SignatureeAxgC2FK2Thb26ydsz8iyByUuFabgObrLk2hRrsW7kvPHGRAu3z1M0TBfKa+QtRdMFnqOkRAx7gR1TwYtAMeDQ==
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

2026-09-17T11:09:26.398878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045650
observed 652982998eb1afcdf8e13a3f5b9de05b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:26.379162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045650/manifest.json
observed e884388eb8fa90d7c3adee6a1597ede1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:26.358548ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045650/publication.md
observed eb44456c78b663fc464a786da5ad110e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:26.340148ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045650/publication.txt
observed 9d6e1a72fe6ef61203554f864ac9f5d6...
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.