OpenTechnical

OT-2026-000018265

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, supply line 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-2026-000018265) never changes.

Identity and time

Publication numberOT-2026-000018265 · never reused
Internal UUID01a0ae6e-b488-7e31-b128-ff293f4865ea · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:45.971508Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018265
StatusPUBLIC

Content hashes

Canonical textb221345b523b6fc8728e3b9edbbc7badf0db75c0eaa8a79067262e657804d1a6
Markdownc64549cbe6fbdffe3fb86b709f607609b46e5b2b3a7890d86b31388c55e008ed
PDF
Publication page00980df84c94cbf764debe5326f68d43c6c1fefd331ed6e63188d559a4d88877
Manifest85f4f0d6db50895fb08e499b6e6ac7a4be0ba9796072cc0f26d9391069db9328

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
SignaturetQiscHCEgnPocx4k9GRt8kfOQ6C8722JLELDGZVpqD0AebvjhL71d7hnnpM8bWluGsZ68h80mhYTTNwJBYSHBQ==
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

2026-09-17T12:00:06.346174ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018265
observed 00980df84c94cbf764debe5326f68d43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:00:06.321546ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018265/manifest.json
observed 85f4f0d6db50895fb08e499b6e6ac7a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:00:06.227143ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018265/publication.md
observed c64549cbe6fbdffe3fb86b709f607609...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:00:06.171705ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018265/publication.txt
observed b221345b523b6fc8728e3b9edbbc7bad...
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.