OpenTechnical

OT-2026-000094017

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, single stage ejector, manifold pressure sensor, sustained blow-off before 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-2026-000094017) never changes.

Identity and time

Publication numberOT-2026-000094017 · never reused
Internal UUID01a0ae9e-92c9-76f2-87d8-ffe8798baafa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094017
StatusPUBLIC

Content hashes

Canonical textebaedb2504972cca90384b8086dc4e6a2d15e9e1eb85dc23bf118ab48db8ee7c
Markdown665167d55ab4782adc1c35edd6acc6ec0622021a4d526327fdd56eb06050031b
PDF
Publication pagecf09d87da4d2d0021cbb582e21a7751683baf1813eb1159bd6b27caf76c4d90a
Manifestcf17733e25681a9436b3bcb2ef95fee9995fde5d0b15e92a5a6903b956572122

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
SignatureD6Ie6DlkUOcySd3ZKfDX1rQGeBXGC4IISKH3MRGAKqvBQDw9jCTeDNIF3oAj8zidOIkOHhb0uvlZDeWXCQ3iCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:38:25.677869ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094017
observed cf09d87da4d2d0021cbb582e21a77516...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:25.660227ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094017/manifest.json
observed cf17733e25681a9436b3bcb2ef95fee9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:25.642365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094017/publication.md
observed 665167d55ab4782adc1c35edd6acc6ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:25.626513ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094017/publication.txt
observed ebaedb2504972cca90384b8086dc4e6a...
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.