OpenTechnical

OT-2026-000086341

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, plant vacuum fed, 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-2026-000086341) never changes.

Identity and time

Publication numberOT-2026-000086341 · never reused
Internal UUID01a0ae9a-2c96-714f-8990-fcf097d61c8d · 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-2026-000086341
StatusPUBLIC

Content hashes

Canonical text09e3d41710aee1df78bafbb420c56b0a8d836e1cf3ee7117df269af4054083af
Markdown0af9a897cf4466a9e31f689c02c023230e5db3a80c996005a9d57d372d169fdd
PDF
Publication page879b765f760b90988f38a2d437b7545063d96538661f347d24f7a5c709910973
Manifest662f8abb6846271ffa51ccdd44ab10e0c063271dbbf9260d5ba8f1de8be2bd6f

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
SignatureFHkE9gq1e8Y5mtGQjEek9u+gAJU7qEZ2rdrgH2hpMfX5pe7HvIk7f3/taCYvVnkthxRVF4/zSc2sFOd0vIG5BA==
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

2026-09-17T09:52:02.005379ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086341
observed 879b765f760b90988f38a2d437b75450...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:01.987069ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086341/manifest.json
observed 662f8abb6846271ffa51ccdd44ab10e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:01.970541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086341/publication.md
observed 0af9a897cf4466a9e31f689c02c02323...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:01.953596ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086341/publication.txt
observed 09e3d41710aee1df78bafbb420c56b0a...
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.