OpenTechnical

OT-2026-000099412

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, pump fed, manifold 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-2026-000099412) never changes.

Identity and time

Publication numberOT-2026-000099412 · never reused
Internal UUID01a0aea2-c973-7ef0-b7c5-6f90a5518409 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099412
StatusPUBLIC

Content hashes

Canonical text0f142cfb051ad880d87572e2c9bbd7c1cd2ad9d9e2e25f906db7e306f6c79521
Markdown1e15db9ac4e4126130dce980f02f3e29ad3cac247aa50c9536efadd805af2456
PDF
Publication page810766c11e5887ad2d686a31f4f4372c09f16e77800b17fed81f34fd7cf02f19
Manifest057f13e081b86cc04ad85a9ba7d922a2b61e27e83900da07d463a3da63b4a0ca

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
SignaturebSpOOqDjAWc7aIYUKzD2NDSLmXnAkty5mCAp7+g/ToA6A//zBG/0wY8P2jY+UAKoll36whBZjOcG51J4EjyZDw==
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

2026-09-17T09:29:10.845610ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099412
observed 810766c11e5887ad2d686a31f4f4372c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:10.827808ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099412/manifest.json
observed 057f13e081b86cc04ad85a9ba7d922a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:10.808746ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099412/publication.md
observed 1e15db9ac4e4126130dce980f02f3e29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:10.788969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099412/publication.txt
observed 0f142cfb051ad880d87572e2c9bbd7c1...
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.