OpenTechnical

OT-2026-000095570

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, plant vacuum fed, pressure sensor per zone, 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-2026-000095570) never changes.

Identity and time

Publication numberOT-2026-000095570 · never reused
Internal UUID01a0ae9f-8f75-799c-9344-5c79c87437e0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095570
StatusPUBLIC

Content hashes

Canonical text832452fdd5b68880975838fdb51ba52c457c81f843536a3e79bd72bfd724c74f
Markdown6f95ff4d23b18c721d2190800f8a9db177ebc517f786530281db6ae5ec7c2f04
PDF
Publication page8969e537ad9cc6f14152916e9ba4bd796b9affa851e100947b54ebf24b4c213d
Manifestd37903af51187d863ddd3d9961ac908e78365b089fa68da74de631438a4601b8

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
SignaturefNRQ0RYf8Px4PRvmoxSioJ9+UpfRCXBNg93ox4/N+8VSAjz8xZSzRXI4RZgtR3tC54AkY9sCQ/cU1cHRNwBJAA==
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

2026-09-17T09:36:59.251419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095570
observed 8969e537ad9cc6f14152916e9ba4bd79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:59.233328ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095570/manifest.json
observed d37903af51187d863ddd3d9961ac908e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:59.204547ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095570/publication.md
observed 6f95ff4d23b18c721d2190800f8a9db1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:59.187034ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095570/publication.txt
observed 832452fdd5b68880975838fdb51ba52c...
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.