OpenTechnical

OT-2026-000018383

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, 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-2026-000018383) never changes.

Identity and time

Publication numberOT-2026-000018383 · never reused
Internal UUID01a0ae6e-b489-7202-8d46-f653e817fdb7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:45.971508Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018383
StatusPUBLIC

Content hashes

Canonical textcf364c59158f96e5488cc2ee41b9687cb8a77f4f03ffa391cf6d56d9cf238251
Markdown2070256ef0b8e9640f43517b2f8bd80367c9288c4c155c8a7b8280fe816ffeaa
PDF
Publication page16e24af1950fce914015587674ffe91a6e2bfd2f980c56fd353519bc67d71ffd
Manifestc4c1098d22aaa4a5de82152784909f9bcdd0120b6cd0da2696524c663584c038

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
SignaturehCrMHpdIY/YV14VDwkNDNghqJmx6aPcaZNTvN8yGrBSKW68Yy55GQTVLk1yazfR6FJU18exbsKgYC9KVuUu7DQ==
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

2026-09-17T12:01:07.365941ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018383
observed 16e24af1950fce914015587674ffe91a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:07.350278ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018383/manifest.json
observed c4c1098d22aaa4a5de82152784909f9b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:07.334386ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018383/publication.md
observed 2070256ef0b8e9640f43517b2f8bd803...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:07.317617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018383/publication.txt
observed cf364c59158f96e5488cc2ee41b9687c...
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.