OpenTechnical

OT-2026-000072125

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, two stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000072125) never changes.

Identity and time

Publication numberOT-2026-000072125 · never reused
Internal UUID01a0ae92-47c1-71e4-993b-df6be42e29f0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:37.365346Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000072125
StatusPUBLIC

Content hashes

Canonical text6eebbf864f05f8779fdf7f0c90350a1c5254c96f29e16bf478035147fe157236
Markdown0f976b2c8c8b1af643439ed57d9d38df0ddccdac8677ab09e8fc31aa05952143
PDF
Publication paged30cf4540397472bcc3ce59b141e29dc42e7b4b64fd6838857a9008c23a8e0f1
Manifest1893e0192cef04412dcb0baf8fa338d606a6cea9bac3add3ec3a6a56fb1ba9aa

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
SignatureBDA7XRr8bIZqDSRzgMv0N1Oe3YFRdYyapG7KxTNFciTYgKCZcynwJ2Yp2cfCfwTx4xUOyNz5GeKduRmqUMFpDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:23:12.447435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072125
observed d30cf4540397472bcc3ce59b141e29dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:12.428188ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072125/manifest.json
observed 1893e0192cef04412dcb0baf8fa338d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:12.410970ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072125/publication.md
observed 0f976b2c8c8b1af643439ed57d9d38df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:12.393403ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072125/publication.txt
observed 6eebbf864f05f8779fdf7f0c90350a1c...
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.