OpenTechnical

OT-2026-000099510

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, pump fed, manifold pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000099510) never changes.

Identity and time

Publication numberOT-2026-000099510 · never reused
Internal UUID01a0aea2-c974-72da-a9b0-1a8d6dc625f7 · 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-2026-000099510
StatusPUBLIC

Content hashes

Canonical text3266cb7a47289895e5fb18c0d980da26f12ea45cf73894e325883c270d6a9fc3
Markdowne9b60cf83992bd24ea8986ac4d4cd3176eb1a4dad4eae4711ea380f8f1754df1
PDF
Publication page4f2d599c413a50cc73e42755e53aa8117c1ede27ad84e53b71708e6c12536271
Manifestc92bef95ccc42c449cb50c2017cad30cae10ac27b134d9b62ee00820d277a0b8

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
SignatureUMxTHYeQNTnvvUVQNs8N7MwDas1EA5tJhAF5DcY8jbUWDoiaOJ9eG7xscsPeHzk9/tO0/Yv9OwlPJl0Ogm2qAw==
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

2026-09-17T09:29:24.335939ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099510
observed 4f2d599c413a50cc73e42755e53aa811...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:24.318859ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099510/manifest.json
observed c92bef95ccc42c449cb50c2017cad30c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:24.302663ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099510/publication.md
observed e9b60cf83992bd24ea8986ac4d4cd317...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:24.284553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099510/publication.txt
observed 3266cb7a47289895e5fb18c0d980da26...
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.