OpenTechnical

OT-2026-000003804

Publication integrity record

Bellows cup vacuum gripper, two outlet manifold, three stage ejector, contact triggered on the face

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-2026-000003804) never changes.

Identity and time

Publication numberOT-2026-000003804 · never reused
Internal UUID01a0a90b-1b6f-7cd9-b753-50242f6c40f0 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:07:52.561304Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000003804
StatusPUBLIC

Content hashes

Canonical text40a9eda95997e94f3139e527f8e9f7e7209187c62d8daaaabd6978723ab5468d
Markdown1476594d0bb46aa83bcce502f961f0b749aec18476d35145b6c6e6f486f4410a
PDF
Publication pagecff6a500954a7570062ae2425643cae4af905198b0f808f459ea036c328ab2a0
Manifesta8a7af81b786a31d80d1f6f4044d12c504c7fb5ff5207418f8ca978c5ddefa66

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
SignatureAf4iaf9AZlB7aZetQV2FFc/9yQtuv4KGVuaLUTlGL60PxMPf+nkLsQpZUlN59ec5WeJIEXgE8uhFGQQqmyZLAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T07:27:02Z
batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof
root aada101caea153fd76622afa3661a5b8...

Independent retrieval

2026-09-16T07:10:19.364680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003804
observed cff6a500954a7570062ae2425643cae4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:10:19.350763ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003804/manifest.json
observed a8a7af81b786a31d80d1f6f4044d12c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:10:19.335074ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003804/publication.md
observed 1476594d0bb46aa83bcce502f961f0b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:10:19.320193ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003804/publication.txt
observed 40a9eda95997e94f3139e527f8e9f7e7...
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.