OpenTechnical

OT-2026-000099400

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, plant vacuum 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-2026-000099400) never changes.

Identity and time

Publication numberOT-2026-000099400 · never reused
Internal UUID01a0aea2-c973-7d8d-9eca-e9ca37f1c135 · 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-2026-000099400
StatusPUBLIC

Content hashes

Canonical text0f51e1226f9dc42de61811b194b25731e8af90d745300df3db3991776f7068fb
Markdown3c14a0c4ea23e390000881d3ba222f90b761c4fa35b3ed1101b3b5f61ff1712b
PDF
Publication page879d32d3c053fb2041d146a3cf7a68954186b1e962dc6c00f1a9b990ba1e3ef4
Manifest69834db6cce720b9ae4d8acf4ede4c161218f8ac61811218e383cfdc6040f717

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
SignatureDdWRWsUsR2qM9OwPBQW+0vewfOXRC35FpWeauKJ+wUo8IuI2D3R8ATmMG2P4ItOHtAMYlNvWPxnIrBrf9vYwAg==
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

2026-09-17T09:29:09.942004ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099400
observed 879d32d3c053fb2041d146a3cf7a6895...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:09.924063ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099400/manifest.json
observed 69834db6cce720b9ae4d8acf4ede4c16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:09.906426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099400/publication.md
observed 3c14a0c4ea23e390000881d3ba222f90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:09.889325ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099400/publication.txt
observed 0f51e1226f9dc42de61811b194b25731...
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.