OpenTechnical

OT-2026-000041319

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, two 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-2026-000041319) never changes.

Identity and time

Publication numberOT-2026-000041319 · never reused
Internal UUID01a0ae79-b144-797d-ab88-e2627ec902f9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041319
StatusPUBLIC

Content hashes

Canonical text666f276bd1e632aa5772a6971613b18ca867ab81fd31e9e0512b3b8ac8ff067b
Markdownde4a4b1adcd879f818491e056bf6a6a0b7e9b8b3077da008e96cd0b809254483
PDF
Publication paged5f5c593ad6ba10c4a2078bb923d8c14a658225b53fb9f397c03014bbdfd941a
Manifest93ca9d7de518592cf2f5ecf4a136b71488060fd339e3e833fe408edadd66ff77

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
Signatured1wuKFxdVM76jbGAvSQcwqMUnn3OB7c3zz06ILWb5QV5ALuO26qOkAfAILjs6UqDMY7trPv0+Y8xSiMH/ExrDA==
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

2026-09-17T11:17:18.544125ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041319
observed d5f5c593ad6ba10c4a2078bb923d8c14...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:18.527515ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041319/manifest.json
observed 93ca9d7de518592cf2f5ecf4a136b714...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:18.510056ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041319/publication.md
observed de4a4b1adcd879f818491e056bf6a6a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:18.493206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041319/publication.txt
observed 666f276bd1e632aa5772a6971613b18c...
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.