OpenTechnical

OT-2026-000070513

Publication integrity record

Four bellows cup vacuum gripper, four zone face, plant vacuum fed, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer

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-2026-000070513) never changes.

Identity and time

Publication numberOT-2026-000070513 · never reused
Internal UUID01a0ae91-5460-7eab-aa74-9a16d335c3cb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070513
StatusPUBLIC

Content hashes

Canonical textbaaf330467da80d77455800f7b238fff07a75e4cefaf66d82e55078710248201
Markdowna7f5953c782fcf43c4fa83d11897eb55ddf21965afead3076c34b2a29c15ee08
PDF
Publication page39454abe6b2bf3d24bc63c552cb1fa8a4330fede38d69ac8b53d66a9627c6bf5
Manifestc84d8edebb02e2c72b620b2c97d8243fad330c870bea663a57079aabffd169d5

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
Signature85l3kDeO8LwzHgS5vrOubN5gKgfr1dMWvwjO3LIMm9z1NCcX71FObBIpXZfp/jj71YqwRL5gFOawZJt1ZhclAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:26:21.407020ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070513
observed 39454abe6b2bf3d24bc63c552cb1fa8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:21.388481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070513/manifest.json
observed c84d8edebb02e2c72b620b2c97d8243f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:21.371469ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070513/publication.md
observed a7f5953c782fcf43c4fa83d11897eb55...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:21.352517ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070513/publication.txt
observed baaf330467da80d77455800f7b238fff...
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.