OpenTechnical

OT-2026-000097101

Publication integrity record

Four cup vacuum gripper, four zone face, plant vacuum fed, supply line pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000097101) never changes.

Identity and time

Publication numberOT-2026-000097101 · never reused
Internal UUID01a0aea1-01c9-7548-b5ae-350f8d0046a9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097101
StatusPUBLIC

Content hashes

Canonical texta327f7321e113998f9068f0509cfa6f30b29e2f922a5bf9f91f0e1f937a100a0
Markdownd894d55749e89668fa83375ad9500b54b20aa08da7090178a4ae7253905e7b34
PDF
Publication pagea536ce4677f5262eb7bd44d7d2aa81f803edfd5a58dd28ed72b633993bf96e10
Manifestf0b3cc60713fc7f4a52630ad9275fd5acd5f32f4bc4e43865fe20e951f31a62a

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
SignaturehxO/zFgHypK59SSy6Mw0ktdNDoVwmI7du35FSZrgZE5qF1pfi76sp4zGQ8CSi2nXxrjXissKHLGRMrrf0EfmDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:10:43.912287ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097101
observed a536ce4677f5262eb7bd44d7d2aa81f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:43.877606ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097101/manifest.json
observed f0b3cc60713fc7f4a52630ad9275fd5a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:43.849475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097101/publication.md
observed d894d55749e89668fa83375ad9500b54...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:43.444259ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097101/publication.txt
observed a327f7321e113998f9068f0509cfa6f3...
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.