OpenTechnical

OT-2026-000040224

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, 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-2026-000040224) never changes.

Identity and time

Publication numberOT-2026-000040224 · never reused
Internal UUID01a0ae79-26ff-7f17-a30a-feefbf584dcd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040224
StatusPUBLIC

Content hashes

Canonical textdf9930307987961cf2d13b420ed8fd831443b6c8fb32941330d23fb11e4e46c8
Markdown20bac75a7cd4d51398904801e238c823f59f58a13c2645639d6d01a60e9b425a
PDF
Publication page8fb2a7d12482fe294d6b9b1eb6d77d20062d595f7c805a567e646120e7364010
Manifest73e2533d5e459e6a4bb1337286a02fb2bf80970c220da33048c36806b4342b21

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
Signature/JWZTuo4EZ9jFDUkDmKr3KvjjZNXcbhA9YWnaMeKJigAY2thPdS5IRt0+Qj8AZ6JvTOE3xzZ03z5GH2BFtaGAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:19:06.655275ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040224
observed 8fb2a7d12482fe294d6b9b1eb6d77d20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:06.639916ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040224/manifest.json
observed 73e2533d5e459e6a4bb1337286a02fb2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:06.621845ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040224/publication.md
observed 20bac75a7cd4d51398904801e238c823...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:06.604877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040224/publication.txt
observed df9930307987961cf2d13b420ed8fd83...
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.