OpenTechnical

OT-2026-000049948

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, supply line pressure sensor, pulsed blow-off after set-down

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-2026-000049948) never changes.

Identity and time

Publication numberOT-2026-000049948 · never reused
Internal UUID01a0ae81-fd77-734b-99dd-52725960a831 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:35:49.774136Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000049948
StatusPUBLIC

Content hashes

Canonical text5b6fd2a06a1ad98508529f78a0aefc3dca779509b87569e13e1ada2fa6196a30
Markdown4a772047f8fd5223fa08af05da097c52e0f591d68981b7a6abcab0f5c2ed7aef
PDF
Publication paged5d482d2c21294621d1c5ba604d21dbf0da9d72a2b511ed8f5257498e53c062e
Manifest9585b71ba46fa2c3f2a652d98c02db4629d82f5187a85c50eaa9f250a29436b3

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
Signature7MQTUS2n8EUR7PmBO8YooJz7mdhCX42KsG1ss5Wm0PLHVDBXwSLP1HUfa/JYeALURTBa5TxHhwlAMeoYVrIODw==
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

2026-09-17T11:01:53.261279ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049948
observed d5d482d2c21294621d1c5ba604d21dbf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:53.242075ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049948/manifest.json
observed 9585b71ba46fa2c3f2a652d98c02db46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:53.220753ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049948/publication.md
observed 4a772047f8fd5223fa08af05da097c52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:53.199737ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049948/publication.txt
observed 5b6fd2a06a1ad98508529f78a0aefc3d...
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.