OpenTechnical

OT-2026-000040388

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold 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-2026-000040388) never changes.

Identity and time

Publication numberOT-2026-000040388 · never reused
Internal UUID01a0ae79-2701-7e88-aeb4-35d662e14747 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040388
StatusPUBLIC

Content hashes

Canonical text50eec236d0ce88236c10891ae0705c26811ea145ca33d250877e185e0a6d3f9c
Markdown2caff3b98414d2a678ef035a33ddcb5ee249657be32b7898dd795489cf4b1674
PDF
Publication pageb23dd9bb7f5a865e73c1da9cfa967da7304bf67b04aba63c45b76971428f4757
Manifest9fd9dfb675f4fffde8d20033034647af3c94b582eaad211a2e195493af4d9e43

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
SignatureodAIdXUskJ3lAlhqpeatPxvZm98BlJVh1XE2ype4Hh7+AblrV3HooEi3f5VwPz/dTOhh22BAZzXFuNhwuz0SDA==
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

2026-09-17T11:19:24.843004ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040388
observed b23dd9bb7f5a865e73c1da9cfa967da7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:24.822923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040388/manifest.json
observed 9fd9dfb675f4fffde8d20033034647af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:24.803314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040388/publication.md
observed 2caff3b98414d2a678ef035a33ddcb5e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:24.783908ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040388/publication.txt
observed 50eec236d0ce88236c10891ae0705c26...
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.