OpenTechnical

OT-2026-000019396

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, manifold 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-2026-000019396) never changes.

Identity and time

Publication numberOT-2026-000019396 · never reused
Internal UUID01a0ae6e-f393-7c38-905d-8b513c01445b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:02.050431Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000019396
StatusPUBLIC

Content hashes

Canonical text004286e1c6ed14a57c42d80437187e83eb907580eec746d2ef7891d062d16c11
Markdown9b6d32ce95a5069312c2423fdce28dae0242407ae654c54de788d963a5118a7e
PDF
Publication pagea8131294bc338a4806182598e90cc458c8e175f78446fbe6184d347ecbc658c2
Manifest4be21c4699816ec1e8af31f0148d4d0dcb4e15aeea1181731b94aa1701af2d61

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
Signaturee09oy2CGYnycAPszzX1oDsGTi6pQeRjz1/WjkSdi2Yu3Cwz19uFs3du2ytDu4RxvKvUnZa1VJmWBr9o1IIM2Dg==
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

2026-09-17T11:58:46.852742ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019396
observed a8131294bc338a4806182598e90cc458...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:46.833701ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019396/manifest.json
observed 4be21c4699816ec1e8af31f0148d4d0d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:46.814138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019396/publication.md
observed 9b6d32ce95a5069312c2423fdce28dae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:46.795354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019396/publication.txt
observed 004286e1c6ed14a57c42d80437187e83...
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.