OpenTechnical

OT-2026-000086089

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, two stage ejector, sustained 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-2026-000086089) never changes.

Identity and time

Publication numberOT-2026-000086089 · never reused
Internal UUID01a0ae99-e82b-74f4-932f-951be799830d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:57.178584Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086089
StatusPUBLIC

Content hashes

Canonical text96b6271995ade770dce66856f4656ffc2e9aca59add753919da0c6c96bec0eb8
Markdown9069ccfe625ed828af347d3c91a4470870a6d30984efc400a61b7877800c06e3
PDF
Publication page8c55a48350cc7f87d154a684aa9ee4edca24b820d0ff97f6115b55c698936b57
Manifest14591d05a0c7eb39d8b1eb0c449aeaee54c74fffd661a773cb42c04d68eaa919

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
SignatureZtmqS9YwY5IcvDEl1f2Qn1hhicgEZOSfsWy/KmWzGSZNq8zfqWHuPMDy52zeUdMD9WNGkF1cX2TxiSEMuSaDAg==
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

2026-09-17T09:53:44.105534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086089
observed 8c55a48350cc7f87d154a684aa9ee4ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:44.086270ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086089/manifest.json
observed 14591d05a0c7eb39d8b1eb0c449aeaee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:44.068128ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086089/publication.md
observed 9069ccfe625ed828af347d3c91a44708...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:44.049867ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086089/publication.txt
observed 96b6271995ade770dce66856f4656ffc...
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.