OpenTechnical

OT-2026-000022304

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, manifold 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-2026-000022304) never changes.

Identity and time

Publication numberOT-2026-000022304 · never reused
Internal UUID01a0ae6f-f4fc-73e5-bb58-285c01124f33 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:07.953226Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022304
StatusPUBLIC

Content hashes

Canonical textd3d50b9df3a6fc9b3072de84f310e14deb114e1780933183dbcd3e9cb7c4c4b3
Markdownd1a4513f55c14c9e8f159cd9f92c6311abb44ac798a5d50f5f16c72274cadb23
PDF
Publication pageee23e6e4c0071cb224dd0c805abb941fb4f648a78161c80d627ae03df325efef
Manifestf8cd984c6ea13f8621b98cfd889a090b09264433f4abda55c9cf137ea3587f6b

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
SignaturezvvnRph364ip19BXUoBuS6LJo7OpzKVTaxohbrPi7sfbBIyhw/T4qE+JsPn+nfa4Vy2PAUKseGMdu5ArhN+FCA==
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

2026-09-17T11:53:06.606952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022304
observed ee23e6e4c0071cb224dd0c805abb941f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:06.588379ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022304/manifest.json
observed f8cd984c6ea13f8621b98cfd889a090b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:06.569761ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022304/publication.md
observed d1a4513f55c14c9e8f159cd9f92c6311...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:06.551905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022304/publication.txt
observed d3d50b9df3a6fc9b3072de84f310e14d...
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.