OpenTechnical

OT-2026-000080381

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-2026-000080381) never changes.

Identity and time

Publication numberOT-2026-000080381 · never reused
Internal UUID01a0ae96-7e77-78d6-b4f0-4cc9cd8099e8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:13.512436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080381
StatusPUBLIC

Content hashes

Canonical textdff1068626fe1a532ad266442ef85d46260230d9b216b9e86d3107a3076bc5c1
Markdown82aa4a619ddbd86c5ff83992f55ca25eadb74c0456c06f8466ddca06ef770e6b
PDF
Publication pageaa675af29183e075b8ad99ab88d2d9150c89d1a59190e34682e001040c8e6501
Manifest7d00bd490b159f537dab93db84e13b82bd52318b14f71401b952ebd06fecb709

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
SignaturezOTrUlTdA6WKvJBxbbWwq7qiZkV3OG0Ohp7NLbfWo0lJfwN5jlKdtO8b3yjKN146LkN2M/i9cu4zYxYpziZ8Ag==
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

2026-09-17T10:02:52.459165ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080381
observed aa675af29183e075b8ad99ab88d2d915...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:52.440427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080381/manifest.json
observed 7d00bd490b159f537dab93db84e13b82...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:52.422797ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080381/publication.md
observed 82aa4a619ddbd86c5ff83992f55ca25e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:52.406400ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080381/publication.txt
observed dff1068626fe1a532ad266442ef85d46...
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.