OpenTechnical

OT-2026-000064698

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, plant vacuum fed, manifold pressure sensor, vented 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-2026-000064698) never changes.

Identity and time

Publication numberOT-2026-000064698 · never reused
Internal UUID01a0ae8d-deb9-793d-962d-7fd82c463fc7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064698
StatusPUBLIC

Content hashes

Canonical textdf999be9d13b90d46ae74898b49a4769bcd9aad126ee71e9ac6420a4de933cab
Markdowna052681cce1a2d7476cbfca109a44b60b01431aed2f2fe467e55b21549b417a0
PDF
Publication pagee9b19af0e1466a609528396930ffd00618f802ccf72193a142171965800df949
Manifest902c6bf30645cd2dbad1beabe652386f41954e88562dc7e3a823cc043742a7f8

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
SignatureqKHyx48ngqp5y9Uxd1ZqXCimk5UKzLI/g3NcMiMTApKdf1d6kT/l3GDxlsIYHWeX2/frLzJIVOyD4ySezC6VBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:35:34.025052ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064698
observed e9b19af0e1466a609528396930ffd006...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:34.007736ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064698/manifest.json
observed 902c6bf30645cd2dbad1beabe652386f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:33.990819ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064698/publication.md
observed a052681cce1a2d7476cbfca109a44b60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:33.972665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064698/publication.txt
observed df999be9d13b90d46ae74898b49a4769...
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.