OpenTechnical

OT-2026-000022823

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, single stage ejector, 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-2026-000022823) never changes.

Identity and time

Publication numberOT-2026-000022823 · never reused
Internal UUID01a0ae70-46ea-7058-b462-5f6716751e37 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:28.929798Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022823
StatusPUBLIC

Content hashes

Canonical textd599d01aec1ab75e2b416212f5b111a17c982385341fdf4592a025f9d8cc0455
Markdown92d0cbd3cc33f548cd7cb6814c8456e3e5429566842cf162e8d56f2690426114
PDF
Publication page37cd2d4d62295fe6fda31feb3f3066ac3fe1ccd31af61dfb1d1a2473fd25c2bc
Manifest039b98aaaf6c83b01c96e7416ae2f97f33c0d3358c54916f0de47397fa4824df

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
SignaturejE06uftkvKSZUe5VCGgAYHkHvjVfxRtNwOs0LExuDC6DdnPeaMrjn1FKjQtLa0cAYrvSS0rvgs3KYjGo6GosDQ==
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

2026-09-17T11:52:21.214960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022823
observed 37cd2d4d62295fe6fda31feb3f3066ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:21.197409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022823/manifest.json
observed 039b98aaaf6c83b01c96e7416ae2f97f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:21.178089ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022823/publication.md
observed 92d0cbd3cc33f548cd7cb6814c8456e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:21.158365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022823/publication.txt
observed d599d01aec1ab75e2b416212f5b111a1...
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.