OpenTechnical

OT-2026-000048644

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, manifold pressure sensor, pulsed blow-off after set-down

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-2026-000048644) never changes.

Identity and time

Publication numberOT-2026-000048644 · never reused
Internal UUID01a0ae80-c32a-797f-9470-ee377ce10a72 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:29.321882Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048644
StatusPUBLIC

Content hashes

Canonical text9725c12d7735120c2b9f218a0843a92d248080ecfbc31beb37c51daace14802b
Markdownca1d027e8051b22c52a380cdf434ae057b9bb152a3120b04c2af4f3820985111
PDF
Publication page38d8395ce215658f8c83f09cc3f58b976529028e4d2ed6c6bfea539c623235d1
Manifeste24d8795bd439b433cbeefa228ba2d56c8a2be28c7d048d5c29b0d6194b7308c

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
SignatureYR3ecu6KC8XCNxuSq7LD/Ju1YcVu+UfZ+g8IZk31K4TK60zascnzDG6ztaJrRfycOouX8lWuKXAh8NIhxwFcAg==
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

2026-09-17T11:04:15.307182ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048644
observed 38d8395ce215658f8c83f09cc3f58b97...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:15.288309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048644/manifest.json
observed e24d8795bd439b433cbeefa228ba2d56...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:15.267495ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048644/publication.md
observed ca1d027e8051b22c52a380cdf434ae05...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:15.245561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048644/publication.txt
observed 9725c12d7735120c2b9f218a0843a92d...
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.