OpenTechnical

OT-2026-000033455

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, three stage ejector, 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-2026-000033455) never changes.

Identity and time

Publication numberOT-2026-000033455 · never reused
Internal UUID01a0ae75-a38d-7d2f-a59d-bbe4d7c6e676 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033455
StatusPUBLIC

Content hashes

Canonical text065b56bce79854272c6079f4708aed8c97a48b39f8bb285f743bbee1e1702214
Markdowna8d6f3bf34c8ffaa237e0a9cfbca87427d8435421ade699982e602d284353d01
PDF
Publication page1f79c38b49103a8416a6e444fb6e76d60a98344a22aaa3fa5d2c032c79144c08
Manifestb20691abd0b5f6bf5d3e8e8cad8141114bacd5c569b994634f2473fe1457f64b

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
SignatureWCCbnBq63CrbYY6YG3lRJWH42Sg9cUK1nXybzXU03rcvX3Ctvx7bsHcmv8M3mYLIKydgiTg+BVENwRl9jQSSCA==
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

2026-09-17T11:31:17.474163ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033455
observed 1f79c38b49103a8416a6e444fb6e76d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:17.455504ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033455/manifest.json
observed b20691abd0b5f6bf5d3e8e8cad814111...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:17.437310ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033455/publication.md
observed a8d6f3bf34c8ffaa237e0a9cfbca8742...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:17.418441ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033455/publication.txt
observed 065b56bce79854272c6079f4708aed8c...
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.