OpenTechnical

OT-2026-000037568

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, 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-2026-000037568) never changes.

Identity and time

Publication numberOT-2026-000037568 · never reused
Internal UUID01a0ae77-b8cf-7c05-a276-e1695e6a9d3c · 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-2026-000037568
StatusPUBLIC

Content hashes

Canonical textc13c95f96fd1eabe05c3cf66f71d8412326387d9f097a3be691217e9193f4716
Markdown0d5724ed4432311e2f456e948d7e6fedd029ce1742a18a14f251a9b95daa2cc7
PDF
Publication page862c40c5038c0450afa9c51e30b970aee2c9953137a1827ea94ea644f803ba09
Manifest949e2fd8608c7a98090f85da3b263aed9f14acaa4973da47f1bbb093c5802459

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
Signaturetc+Bva3psOS0gUMbJo1vTQf+3/yvqR3jlbDhg2HMS8/AsDi4lT3CcUkKvH2LLNbTsRGDtl9mSg+UJG7/8MTWDQ==
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

2026-09-17T11:24:06.797851ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037568
observed 862c40c5038c0450afa9c51e30b970ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:06.779651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037568/manifest.json
observed 949e2fd8608c7a98090f85da3b263aed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:06.762315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037568/publication.md
observed 0d5724ed4432311e2f456e948d7e6fed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:06.745782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037568/publication.txt
observed c13c95f96fd1eabe05c3cf66f71d8412...
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.