OpenTechnical

OT-2026-000086591

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, 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-2026-000086591) never changes.

Identity and time

Publication numberOT-2026-000086591 · never reused
Internal UUID01a0ae9a-2c98-700b-a19c-16c7f2d16d6f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086591
StatusPUBLIC

Content hashes

Canonical text4bb40d8beb25b92222aa881561a8722749561080d4ea17d90fb94d1f6eee8255
Markdownb65a751010441bb7a4f91da1de52f808aec4e4a782c0a98e4b809cdf36ec5896
PDF
Publication paged40871c3cfdbf2d1f481f65704be22b21a71796b79217ac389085fc0da27feef
Manifest08d0efcaf4ab2dc62e70473ed66d757068bca0e89dfbc333af621a258edd252e

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
SignatureZ6DhUYVK4KOrnYISIlciiq3CMnCY8Uz2kwQERutcVRBtKh57oY+RVF0pv6FaEYyS3zOa+atr3eolC8qfWmLiAw==
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

2026-09-17T09:52:25.990302ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086591
observed d40871c3cfdbf2d1f481f65704be22b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:25.971654ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086591/manifest.json
observed 08d0efcaf4ab2dc62e70473ed66d7570...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:25.952391ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086591/publication.md
observed b65a751010441bb7a4f91da1de52f808...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:25.932360ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086591/publication.txt
observed 4bb40d8beb25b92222aa881561a87227...
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.