OpenTechnical

OT-2026-000014041

Publication integrity record

Single cup vacuum gripper, common isolation valve, single stage ejector, 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-2026-000014041) never changes.

Identity and time

Publication numberOT-2026-000014041 · never reused
Internal UUID01a0ae6d-8deb-75d2-b4ce-dfb221524015 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:30.489074Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014041
StatusPUBLIC

Content hashes

Canonical textedefa97afdf8d2c016f3e50d7c6eadbdb439108dba8900de66d760d53573af22
Markdownea72f5ec375900d5de65ca95a7ff193ba513cdfbfb8f1e470fa7377ff8a3cac6
PDF
Publication page5ea47eab241f8a585a0cba86aeed62f98404db727274d45321824b1bc1772b0c
Manifestdc6346b0bd2433993dcae61cc4c4f65121fdd75e4aeac9587140e6128f9f3ac0

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
SignatureH8OVRNVznheW6YhHkaJExY6KlQze/a5SVFJZ0/OMyCPB9sEbwm+GwxraXCpOMVBeNDTr3QS48a513H0M2YToBQ==
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

2026-09-17T12:09:16.556116ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014041
observed 5ea47eab241f8a585a0cba86aeed62f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:16.537547ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014041/manifest.json
observed dc6346b0bd2433993dcae61cc4c4f651...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:16.518576ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014041/publication.md
observed ea72f5ec375900d5de65ca95a7ff193b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:16.497802ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014041/publication.txt
observed edefa97afdf8d2c016f3e50d7c6eadbd...
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.