OpenTechnical

OT-2026-000030576

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, sustained 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-2026-000030576) never changes.

Identity and time

Publication numberOT-2026-000030576 · never reused
Internal UUID01a0ae73-e505-7371-bbff-5a925357573a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030576
StatusPUBLIC

Content hashes

Canonical textee5a20181e58b61a6db8d87c7bf56220489a5e2019a3a0eaf7f0612cb6f7405d
Markdown23de7eb258ea2926cc4167f8058484fa08750408a30c6182f8345100adf4e433
PDF
Publication pagee50f1a84c830f5280700cd3fd807dcf251278f87c4614d037fb389361fa55c82
Manifest848ae0fd6b86834245ceb810c8127b4ecbd86f961da5e9a85dd948f733b39a08

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
SignatureLC8Yb/L5Ev/kAPSNtgQBY1lCSsBXp8fPecs4GPzHZhiyOmrR87CEbQw11wNSz4P9T//x64XDlY6Gf7Pi9yAtCw==
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

2026-09-17T11:38:27.020809ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030576
observed e50f1a84c830f5280700cd3fd807dcf2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:27.002236ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030576/manifest.json
observed 848ae0fd6b86834245ceb810c8127b4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:26.982029ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030576/publication.md
observed 23de7eb258ea2926cc4167f8058484fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:26.958959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030576/publication.txt
observed ee5a20181e58b61a6db8d87c7bf56220...
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.