OpenTechnical

OT-2026-000045348

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, pulsed blow-off after 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-2026-000045348) never changes.

Identity and time

Publication numberOT-2026-000045348 · never reused
Internal UUID01a0ae7c-f76b-7873-8175-c563e4a745bd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045348
StatusPUBLIC

Content hashes

Canonical textbc3880fbb2cc9dc66e4566c98f41a6298c8fc501d02d814dc0c08f1d94733406
Markdownde0b40794f702387049fe1e1e649180fda58360c01c8665097420c17cc6b52dc
PDF
Publication pagee9d687ea9349c098ec329b89aa824af56e65f474242837bcf03038799c4caf2d
Manifest4966a2a13dc7b51725479116774fdc5081c388705dd08868c2855f17ad6e4d70

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
Signature6EyFW0oEbcJo1i8rAgwX4ENvglb0GywzeOzLxGY9CXiMKdnlaqLjPycWG6H9NVCFMQfXkGVBalGvRZyd2UEKAA==
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

2026-09-17T11:10:36.603436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045348
observed e9d687ea9349c098ec329b89aa824af5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:36.584066ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045348/manifest.json
observed 4966a2a13dc7b51725479116774fdc50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:36.565795ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045348/publication.md
observed de0b40794f702387049fe1e1e649180f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:36.547034ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045348/publication.txt
observed bc3880fbb2cc9dc66e4566c98f41a629...
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.