OpenTechnical

OT-2026-000072041

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, pump fed, 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-2026-000072041) never changes.

Identity and time

Publication numberOT-2026-000072041 · never reused
Internal UUID01a0ae92-47c1-7925-a955-5344ebe7d21b · 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-2026-000072041
StatusPUBLIC

Content hashes

Canonical text57e3391de9313080df7754816fd724c68c0b8c6953d73f80713ec696aebf1bd5
Markdown9b9a34e8624e782e2ef38a1556d4508dfa10d43f19e372c25ecc611bb6e80b18
PDF
Publication page6cfda9f3fd76e734f2697ff31903c9d7a1aa2410149ad22697c2ddd0d197fb6d
Manifeste1149c2663e75cc9d620e525adb1edbc9d420d05676ee6464978a660b9ca71eb

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
Signature+K83WdTGCw7r0tg3WrfaNDYZBKYVirD74en5dcVl/MhyzzZnEfO9MpAGp+rJGNIa8T4nUiyJNjsaVZfovr/5Dg==
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

2026-09-17T10:23:06.400941ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072041
observed 6cfda9f3fd76e734f2697ff31903c9d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:06.384369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072041/manifest.json
observed e1149c2663e75cc9d620e525adb1edbc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:06.369004ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072041/publication.md
observed 9b9a34e8624e782e2ef38a1556d4508d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:06.352501ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072041/publication.txt
observed 57e3391de9313080df7754816fd724c6...
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.