OpenTechnical

OT-2026-000085763

Publication integrity record

Four bellows cup vacuum gripper, four zone face, single 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-2026-000085763) never changes.

Identity and time

Publication numberOT-2026-000085763 · never reused
Internal UUID01a0ae99-e829-7285-bd72-2f0e60e3c98f · 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-2026-000085763
StatusPUBLIC

Content hashes

Canonical textf0faaa091e2929c607e44ad3311f25433dd83e0ebe3ab166d65154dbe682bac1
Markdown2d5a6ff26fb9385fc0c9d80aa1092035c145767b9060a9b126f3980eac7fa90d
PDF
Publication paged68c738a54840e798f11afbf2222b175b57d7af6955173b5f198c125100102fa
Manifest19800111bc01ef07027e9c2daabb252b6a53e6c9e39d3c00af2ba0571fa17a71

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
SignatureS9KPVgcO+CuKFOh4mXop+jp6b7YWCpNNkKrCxXSTFmzRER3orckLF7iTSnroGFWgMX5x+xLxsu9IWx7zo4vyAw==
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

2026-09-17T09:52:39.239771ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085763
observed d68c738a54840e798f11afbf2222b175...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:39.220338ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085763/manifest.json
observed 19800111bc01ef07027e9c2daabb252b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:39.202588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085763/publication.md
observed 2d5a6ff26fb9385fc0c9d80aa1092035...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:39.181854ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085763/publication.txt
observed f0faaa091e2929c607e44ad3311f2543...
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.