OpenTechnical

OT-2026-000043704

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, 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-2026-000043704) never changes.

Identity and time

Publication numberOT-2026-000043704 · never reused
Internal UUID01a0ae7b-92d1-7c12-967a-51c522b3f48b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:49.254972Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043704
StatusPUBLIC

Content hashes

Canonical texte24caa2f17506cb98340217e131cd8b9338c59c461e6b6cb8dc24be25fd5291b
Markdownb5bbff9d186c5d4f3fb8bb68e0819a3209fa9bf627c6041b5f1314f869ef0cfe
PDF
Publication page0b4e07bb84625ee858456b3b1ab9b2fdbb32297dcec3ddd5fd48b5b60bb55cc2
Manifest512727e28a23564a639debe1130ff5d6dcefcc7c3cd3a71b1fff2010991e6551

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
SignaturePUTyXD5oolwIB3gahBSzvlTYddZO+Ae5xTeW88hYy1EkEySjnLkLgVyHJRtZhHkHV5ZffvLGE2qzl25Lc5R8DA==
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

2026-09-17T11:13:12.076709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043704
observed 0b4e07bb84625ee858456b3b1ab9b2fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:12.058286ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043704/manifest.json
observed 512727e28a23564a639debe1130ff5d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:12.039446ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043704/publication.md
observed b5bbff9d186c5d4f3fb8bb68e0819a32...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:12.020329ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043704/publication.txt
observed e24caa2f17506cb98340217e131cd8b9...
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.