OpenTechnical

OT-2026-000073829

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, three stage ejector, manifold pressure sensor, pulsed 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-2026-000073829) never changes.

Identity and time

Publication numberOT-2026-000073829 · never reused
Internal UUID01a0ae93-2b8d-7ee5-8571-f33f9917ad11 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:35.679268Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073829
StatusPUBLIC

Content hashes

Canonical text23574bde8359931209b427f8721b920f856e656795177587f5918f0a43e8f9c5
Markdown63fafc6091e4f8e63ff95b7457a47719bb557d5ed0da20969af2c5793d58487c
PDF
Publication pageac57d188c11144966712ebc7866b92f307d3ac6cf9c8c42968638fe47afc1e85
Manifest0e44de4b7a2b580294c62066d0771bcc49d26696aac7ab7365c42013d4f4abbb

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
SignatureqTKK3AyeFREoZxInVY3w1oo/N52YAoVTjFEwMM4PVTRcSk5eQMgyHakkRBaXqe9XhD59u22ANTnd8GWqo9tfDg==
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

2026-09-17T10:19:57.542707ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073829
observed ac57d188c11144966712ebc7866b92f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:57.523043ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073829/manifest.json
observed 0e44de4b7a2b580294c62066d0771bcc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:57.503911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073829/publication.md
observed 63fafc6091e4f8e63ff95b7457a47719...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:57.483447ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073829/publication.txt
observed 23574bde8359931209b427f8721b920f...
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.