OpenTechnical

OT-2026-000012056

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, 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-2026-000012056) never changes.

Identity and time

Publication numberOT-2026-000012056 · never reused
Internal UUID01a0ae6d-1943-7ea5-821e-da4d9bd01116 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012056
StatusPUBLIC

Content hashes

Canonical text50ce91b2eea268dd608ae5f9305d3b14d97d98afa3a75fbd66691a46c514baba
Markdowned73c45259233c93e27e5324e82304470f16afe8af2fb9b6cffe5614278070c9
PDF
Publication page9c04538d4bd5c98bbe2359328750cd4d04e6b833cbc0f5e9bfc5d858606fc699
Manifest318c2965f26e71fd7b639adca75824904c67ec37ed34be9d5820d2acfbb4ea78

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
Signature8vS1pMwzhw9AfV/Bu7/Gu9fu6e8acEgfNgsC3DVtoRYuwQGBb029ZWBBvnZnF0wFJOJJcab3hwZekD+0Rd3IAg==
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

2026-09-17T12:12:56.198172ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012056
observed 9c04538d4bd5c98bbe2359328750cd4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:56.175379ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012056/manifest.json
observed 318c2965f26e71fd7b639adca7582490...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:56.155133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012056/publication.md
observed ed73c45259233c93e27e5324e8230447...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:56.135405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012056/publication.txt
observed 50ce91b2eea268dd608ae5f9305d3b14...
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.