OpenTechnical

OT-2026-000094807

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, plant vacuum 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-2026-000094807) never changes.

Identity and time

Publication numberOT-2026-000094807 · never reused
Internal UUID01a0ae9f-2ded-7820-8f79-1a6fe115fb54 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094807
StatusPUBLIC

Content hashes

Canonical text2f2f39a12f4056db05a07798f64422549cf7aaed4def7eb517a05b84fafabbfa
Markdown9f468efb569d3543b45ae3b689e9dcc4f65c22a3ad5552d54f80b46dc8ef80d0
PDF
Publication page7d5119739d43c70a93f5b8dc6c1fa8eb6078aa7496ee18d30cdf67adee682a82
Manifestbd7d47746db07412224e78e258e92e3c2f55837131868f9e15b569105e631949

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
Signature5lzZ52cx27BN5Ee7npadekODY/sJBm3suyJ51SBIlkKJ/UJ8EXQXrulMONvJ2Y9jl1DotdgMTYtozWN3RIV/CA==
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

2026-09-17T09:37:17.667758ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094807
observed 7d5119739d43c70a93f5b8dc6c1fa8eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:17.650641ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094807/manifest.json
observed bd7d47746db07412224e78e258e92e3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:17.633198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094807/publication.md
observed 9f468efb569d3543b45ae3b689e9dcc4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:17.614178ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094807/publication.txt
observed 2f2f39a12f4056db05a07798f6442254...
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.