OpenTechnical

OT-2026-000050113

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000050113) never changes.

Identity and time

Publication numberOT-2026-000050113 · never reused
Internal UUID01a0ae81-fd79-775c-b08e-8cc21db0c364 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:35:49.774136Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050113
StatusPUBLIC

Content hashes

Canonical textc2ae6dfc1a53d18b4c380bc034c0562a8deb3e62cf4e2a96a8a5d8c8ef6124f0
Markdowna96915320810021d64beca034639f6d7389a175d00f4e31ab9bf3b403d6b3435
PDF
Publication page7ecbe4ccdb3799ab8e2248957bc04a422b7e6283f019592c76a3c1c5fc247626
Manifestf34b7731d9ff27ddac350c7e7820036c6505e9f09c60d6cb5deca8c59d5409dd

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
SignatureiyLGeMivLXc06PLWgRUktSYxknynChSD64/mOxnYaUz7jlf4yqxgLEv2eL3YWBdXl4GjtmJp9Lqfm9D8UtIUBA==
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

2026-09-17T11:02:06.983457ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050113
observed 7ecbe4ccdb3799ab8e2248957bc04a42...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:06.964384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050113/manifest.json
observed f34b7731d9ff27ddac350c7e7820036c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:06.946913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050113/publication.md
observed a96915320810021d64beca034639f6d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:06.930274ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050113/publication.txt
observed c2ae6dfc1a53d18b4c380bc034c0562a...
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.