OpenTechnical

OT-2026-000100844

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, two stage ejector, pressure sensor per zone, 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-2026-000100844) never changes.

Identity and time

Publication numberOT-2026-000100844 · never reused
Internal UUID01a0aea3-66f5-7321-b613-dc9791d43c68 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:19.463543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100844
StatusPUBLIC

Content hashes

Canonical texta4829047e8d9ae934bc03df82b5f6a600c4fdfb05801a8c3299494aca8c95f6b
Markdowndf2e41ea083a93068f1f8da9fd8e4ed3e41a72be43b2afeaf9321031d704643e
PDF
Publication pageb876ce8f97a2c6334375207e0a048e08b0dcb6cc5a3828806fc06efbad0f217f
Manifest5e77791fb1e47a84d936bb2b762b640e320bc3b3735f85f6e13a8841d36ca1e7

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
Signatureuljn5I3BPS8QnpdQA7PCelnN6V/60KRqvd/Ls+WzBuZTG0EVqlvo+EtwBiKhPde3JI7WwQpyLJwVSnji4h+5Dw==
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

2026-09-17T09:27:46.259472ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100844
observed b876ce8f97a2c6334375207e0a048e08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:46.242951ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100844/manifest.json
observed 5e77791fb1e47a84d936bb2b762b640e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:46.225155ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100844/publication.md
observed df2e41ea083a93068f1f8da9fd8e4ed3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:46.205417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100844/publication.txt
observed a4829047e8d9ae934bc03df82b5f6a60...
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.