OpenTechnical

OT-2026-000098137

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, plant vacuum fed, supply line pressure sensor, 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-2026-000098137) never changes.

Identity and time

Publication numberOT-2026-000098137 · never reused
Internal UUID01a0aea1-e963-7102-9f57-0f815a8af861 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098137
StatusPUBLIC

Content hashes

Canonical texta5df4900a5415fc70e2481886d06358f21bd1eb13eaa0c88f2afefb8bbe036c2
Markdown76fc1348575107dc25a8226cac9901fac42f84736731fb5dbe0f817ed2d0a842
PDF
Publication page5a334673512b5bef837f25ec2f0118c24f507a41fa02b89c71e40716a92e5a38
Manifest4feb03ffd8ec39eb549c766a4085d108d0f7b6f72a840b99f59bbcda7f3c73b2

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
SignatureDQ8pmBGDmu4K6BOpOtY7kCcvY6RWzv1TKhp7rKLXDh2VlGjjlXjQTOAeN/wG//JizFYEyT6BVI+u7w3CYESoBQ==
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

2026-09-17T09:31:16.984844ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098137
observed 5a334673512b5bef837f25ec2f0118c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:16.966096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098137/manifest.json
observed 4feb03ffd8ec39eb549c766a4085d108...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:16.946195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098137/publication.md
observed 76fc1348575107dc25a8226cac9901fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:16.927338ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098137/publication.txt
observed a5df4900a5415fc70e2481886d06358f...
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.