OpenTechnical

OT-2026-000038376

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, 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-2026-000038376) never changes.

Identity and time

Publication numberOT-2026-000038376 · never reused
Internal UUID01a0ae78-2d52-770e-a6bd-98b41a7b0cc7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038376
StatusPUBLIC

Content hashes

Canonical textd575aed8e7dacf67671a4d4e16ef2dea58aed0abe002582ee773ae58e676b1ee
Markdownc6bd69d84c31a7c56e8a4c4aeb1b6a85aa8941497fbcc312492c1bc9195456f2
PDF
Publication pageb738e835af54b13ebcfd4e0bcefc92ab28501594d52371de53df31233f5f9a2c
Manifeste9785069300c9e4f7c3b8301bfbf0a3d59d5230ca48065071b3d2597cd6d2b3e

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
SignaturePqX/GFlzDYHsRPY7oQslWQFUfEJlWCYWBAp8n5GYVj2LqNJ8ZnGC0RP6fI1d1SvvyzxJRP+2dpwHvHa6k4m6Ag==
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

2026-09-17T11:22:34.528316ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038376
observed b738e835af54b13ebcfd4e0bcefc92ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:34.510692ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038376/manifest.json
observed e9785069300c9e4f7c3b8301bfbf0a3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:34.489394ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038376/publication.md
observed c6bd69d84c31a7c56e8a4c4aeb1b6a85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:34.470587ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038376/publication.txt
observed d575aed8e7dacf67671a4d4e16ef2dea...
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.