OpenTechnical

OT-2026-000044419

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, plant vacuum 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-2026-000044419) never changes.

Identity and time

Publication numberOT-2026-000044419 · never reused
Internal UUID01a0ae7c-39d7-7197-b3ad-35a7c8c70569 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044419
StatusPUBLIC

Content hashes

Canonical texte47d8a1456fdf94506aa1e9e86dd4bab2ac847827cf0770bf5cb5bb7910af6a5
Markdown0b2123c61042ef1769d6e2a85bab1261a7102686d4c0bff2978a1b73cb814737
PDF
Publication page32019349dab316950858a5f937d4a84bd0928fc31005b07423c7c6ac3a26d05f
Manifest35145c9b0964d6f0a779b342fe2555f6cd621e2190074dae3cff8f02d5c2f3d2

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
Signature3Ys8MYUZrSkF9pXbHkbUg4R/5xq4l5yWDKA/3Tn06XZ5EMmQ3lnG2DIA2LXxeJn6C6exX9h2JLpslDIYGrnIBA==
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

2026-09-17T08:30:43.040601ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044419
observed 32019349dab316950858a5f937d4a84b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:43.020420ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044419/manifest.json
observed 35145c9b0964d6f0a779b342fe2555f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:43.000257ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044419/publication.md
observed 0b2123c61042ef1769d6e2a85bab1261...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:42.978926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044419/publication.txt
observed e47d8a1456fdf94506aa1e9e86dd4bab...
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.