OpenTechnical

OT-2026-000037623

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, three stage ejector, supply line pressure sensor, pulsed 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-2026-000037623) never changes.

Identity and time

Publication numberOT-2026-000037623 · never reused
Internal UUID01a0ae77-b8cf-78ae-8deb-6f07edd4d86d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037623
StatusPUBLIC

Content hashes

Canonical text2a8316c711541a8e661fe19ee9d0781cb6266d3101046aa4e0efde8f1f0dad81
Markdownbbdefd63c4ff052797ba50ce756c2a35cba993fb413bbae29ec814c9f0bb7c87
PDF
Publication page4d58e2d74e2aec797124f66984a7d2f4d13995090aca5690ea05978de9c0c439
Manifest1b78e92d88c0e8a90c1e14b58425da8b11b2ef23450cb222afb6059bfbd47524

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
SignatureOckYe1tTknVojLnzs02OmACUA8zYtd7b6fpij/49nw3sZEX3+lcJiKNVIQAA0L/PuPR41I0vK3tKiTpNCxj7CQ==
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

2026-09-17T11:24:11.171821ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037623
observed 4d58e2d74e2aec797124f66984a7d2f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:11.154830ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037623/manifest.json
observed 1b78e92d88c0e8a90c1e14b58425da8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:11.136294ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037623/publication.md
observed bbdefd63c4ff052797ba50ce756c2a35...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:11.118736ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037623/publication.txt
observed 2a8316c711541a8e661fe19ee9d0781c...
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.