OpenTechnical

OT-2026-000044867

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, 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-2026-000044867) never changes.

Identity and time

Publication numberOT-2026-000044867 · never reused
Internal UUID01a0ae7c-911b-727f-a66b-62649214f11a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:54.474009Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044867
StatusPUBLIC

Content hashes

Canonical text5445497a49a359988896234d1544f6928a1915ed81f124dfa22422aa5cf4677a
Markdowne1f78b6f6b7a424460ae13a66b545288deb1b0297aa9fdf1b3e900da3ae6211d
PDF
Publication pagec65bcbea6e6261217685cc4d66d56abb62b29b2645459a8e69bfae96d0192164
Manifest43a7ef7e3f888513e12a0a28b2c0a31186e58559c929612ade75c7c61ae28485

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
SignaturexmM5yVfQJElo931YINyzk7jMWt9IPLJkIW9x+6R+yoHIudpDGBRUq4viq5K28H9QRGm+qu3xuNbM9VjCTP4vCg==
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

2026-09-17T11:11:31.163425ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044867
observed c65bcbea6e6261217685cc4d66d56abb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:31.144788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044867/manifest.json
observed 43a7ef7e3f888513e12a0a28b2c0a311...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:31.126526ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044867/publication.md
observed e1f78b6f6b7a424460ae13a66b545288...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:31.109148ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044867/publication.txt
observed 5445497a49a359988896234d1544f692...
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.