OpenTechnical

OT-2026-000027332

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two 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-2026-000027332) never changes.

Identity and time

Publication numberOT-2026-000027332 · never reused
Internal UUID01a0ae72-6997-7947-bbd7-d279a15b9da4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:48.928538Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027332
StatusPUBLIC

Content hashes

Canonical text27a1d8d1c27730fa56ce2cd83e5ce6dfcea19e30983092c2eb6e7e864eb8b8b5
Markdown8dd9a1bdfe186941d43f0c8af6a71d2b726a7bd542ca4c8f60d74920461c884e
PDF
Publication paged08dbbb02563f72cec2d20a14e5598b5b1c5a92fa2b75bdd3473c6d3255fb1e6
Manifestb015aa89d104cb6e8c372da2517d72367d32d07380119653fe82e7f601228df3

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
SignaturebwFDUzqK4/XBRf8mnjZHy36OYQFkbZn4BvYZvHrNdy5NrxE6d5Uq20bv9hFcVsi8vr2GJFfyQEo2PawZn8G+CA==
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

2026-09-17T11:42:43.913703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027332
observed d08dbbb02563f72cec2d20a14e5598b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:43.893823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027332/manifest.json
observed b015aa89d104cb6e8c372da2517d7236...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:43.875363ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027332/publication.md
observed 8dd9a1bdfe186941d43f0c8af6a71d2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:43.856500ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027332/publication.txt
observed 27a1d8d1c27730fa56ce2cd83e5ce6df...
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.