OpenTechnical

OT-2026-000015082

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, three 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-2026-000015082) never changes.

Identity and time

Publication numberOT-2026-000015082 · never reused
Internal UUID01a0ae6d-d096-732c-9ba2-0b33e0456cc9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015082
StatusPUBLIC

Content hashes

Canonical textcdc18094d0f48e5eb83edc759c48d7ccd21e8eb2a7ceb01e7a5852d2e00f14cc
Markdownba6948273ffef2b4494420349452893a7bc83b60f4469c3dd132f4018cd7f22d
PDF
Publication pagedde87ced93f3fca369de4ed5c0539fd683fe17435a518b657b84ebdd625df7bc
Manifest79035d1688fe148e6e4a931a40925e152b73704e78b9a02d186a33f04a9be50e

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
SignatureFzsD1sP/kJuArIRulXVfKcVELQIrUBjjV/qcKvaG8zeSVgNwc2C+MwPzBoTNaHCVV3FSSePUBlXGeIZI6sUfCQ==
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

2026-09-17T12:07:08.022681ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015082
observed dde87ced93f3fca369de4ed5c0539fd6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:08.003014ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015082/manifest.json
observed 79035d1688fe148e6e4a931a40925e15...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:07.984726ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015082/publication.md
observed ba6948273ffef2b4494420349452893a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:07.966020ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015082/publication.txt
observed cdc18094d0f48e5eb83edc759c48d7cc...
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.