OpenTechnical

OT-2026-000044073

Publication integrity record

Two cup vacuum gripper, two outlet manifold, two stage ejector, supply line pressure sensor, sustained 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-2026-000044073) never changes.

Identity and time

Publication numberOT-2026-000044073 · never reused
Internal UUID01a0ae7b-d67a-7df3-951f-338a1fb14c25 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044073
StatusPUBLIC

Content hashes

Canonical text35e7732e97d92671da32de2d9915905ac4fdb8d58842ce1d8ebfb443f438d284
Markdown2cc151ec15ef43744b9d493b12e0229f6255cd9bc57cf7b92ada157f44d7fe82
PDF
Publication page79367de5b6dae03def396aa7a78f2b7a8781a06419d3fa8e7e0d558983e23c3c
Manifestaf525deae6c71e801a2f7f33f64efa57fb95771398e8ade7d08d5c2f19f026ef

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
SignaturecgSCUtu1IYIJwki6OyVX8pVqt9lGaRqQmTA0c5uG4wIJG+p7q+m170aa22S3zszuDDJXB0qsS8NpzLvdhb1zBg==
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

2026-09-17T11:12:28.424047ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044073
observed 79367de5b6dae03def396aa7a78f2b7a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:28.403908ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044073/manifest.json
observed af525deae6c71e801a2f7f33f64efa57...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:28.386501ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044073/publication.md
observed 2cc151ec15ef43744b9d493b12e0229f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:28.369907ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044073/publication.txt
observed 35e7732e97d92671da32de2d9915905a...
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.