OpenTechnical

OT-2026-000088998

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, two stage ejector, supply line pressure sensor, 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-2026-000088998) never changes.

Identity and time

Publication numberOT-2026-000088998 · never reused
Internal UUID01a0ae9b-8f11-7f3d-bb0d-afd59c4fc4e2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088998
StatusPUBLIC

Content hashes

Canonical text44699a8ca5d2d18928af4c23851cb4bacdc7aef327571bc164f6f6c84890b658
Markdown3472a608412fc5e00b17ce549655e078da310ee658b38502add572e99f0a95e8
PDF
Publication page9a8719c3afe76a7d28c48993c0e435ca7bb7626d4ccc0336200d31e91a86afb0
Manifestf9ea6fc9951bc1f034c80fa08e4e4b063fff0dbb89330d7b4f1899e9156ded61

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
SignatureYYpKkuDkjviirorg7S7SMuh6JjeB75wAO73/8K86eFqCK89fpdI1rX5mKCRZLmIkK5++fLZ1zY6WIJOQTSM3DQ==
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

2026-09-17T09:48:29.975281ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088998
observed 9a8719c3afe76a7d28c48993c0e435ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:29.957433ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088998/manifest.json
observed f9ea6fc9951bc1f034c80fa08e4e4b06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:29.941227ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088998/publication.md
observed 3472a608412fc5e00b17ce549655e078...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:29.920921ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088998/publication.txt
observed 44699a8ca5d2d18928af4c23851cb4ba...
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.