OpenTechnical

OT-2026-000079943

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, three 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-2026-000079943) never changes.

Identity and time

Publication numberOT-2026-000079943 · never reused
Internal UUID01a0ae96-4377-77ca-9bad-c4fb94c57d40 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:58.480954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079943
StatusPUBLIC

Content hashes

Canonical text2f9daae44fb2dadd843b895beff66b67501803cd2ff82305d6c1bcc965cea0ca
Markdownf1883143de66ee99b2ed8da17e5d2f3c6a9c6a854924dbb43e1f51ce82751697
PDF
Publication page39acd27612fd0c6e845a6737feb9da734e94afd440c0c1fb628c0ea52aeea8a0
Manifest3d63bf0c33b7915edbfe582a24a4800fe6aff298fb03042d5cc00d6c3f845949

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
SignatureyYgVLczu5+YdIA0KfABPs/Eaobx9KtIvorzsE829qtotQcWeqouPb3QfEdZH1/WL985M27hJgmCShJncXiVIAQ==
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

2026-09-17T10:03:50.953074ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079943
observed 39acd27612fd0c6e845a6737feb9da73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:50.935467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079943/manifest.json
observed 3d63bf0c33b7915edbfe582a24a4800f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:50.917789ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079943/publication.md
observed f1883143de66ee99b2ed8da17e5d2f3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:50.899363ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079943/publication.txt
observed 2f9daae44fb2dadd843b895beff66b67...
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.