OpenTechnical

OT-2026-000046320

Publication integrity record

Single bellows cup vacuum gripper, 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-2026-000046320) never changes.

Identity and time

Publication numberOT-2026-000046320 · never reused
Internal UUID01a0ae7e-57cb-770d-a628-cb66afac4129 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046320
StatusPUBLIC

Content hashes

Canonical text0ab2845e92740cf0a5b79156d6f175c4bcad3676f0b55c2c678555c4b5ab644a
Markdown24939587e4e2104c812dba287d667a25b0e70410a9ff0447dde5076c1d39d55b
PDF
Publication page2ebe87fa2db280001e657bf6c597e5a91c9abb483a753bfa2d533b4795e688e1
Manifest71fcad43e991ebe4bfe3e9907d1da62620555d49d6989404f7718c06abb86006

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
Signature7JDHnaJzd+2/bYDKq9eTk1+qEnsneUgmjPPIcKmrwoGF3lc9TeyU2Ev+hF9uaEPrqByLEQUICXKYXEft0XGBBg==
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

2026-09-17T11:08:17.893972ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046320
observed 2ebe87fa2db280001e657bf6c597e5a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:17.874679ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046320/manifest.json
observed 71fcad43e991ebe4bfe3e9907d1da626...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:17.857389ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046320/publication.md
observed 24939587e4e2104c812dba287d667a25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:17.839340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046320/publication.txt
observed 0ab2845e92740cf0a5b79156d6f175c4...
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.