OpenTechnical

OT-2026-000104361

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, three stage ejector, pulsed blow-off after 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-2026-000104361) never changes.

Identity and time

Publication numberOT-2026-000104361 · never reused
Internal UUID01a0aea5-3421-7bd1-bb79-4b4aaa303966 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104361
StatusPUBLIC

Content hashes

Canonical textc581b1c42e9f8b342440b4b647680cb0531c7aa44d6a1c77322e58ecf16c7d93
Markdown3a8220006872e60b391c8df896446c0edfabe91d45ebaf23158c708da4e42dd3
PDF
Publication page5103b7472ea9fb74b9a5f7f59b306d086d4d56163e30c0dd018d79c2f6e9604c
Manifest0b423f0e0de1a69ccf363a4a3d4324b48b397e4771a9d0e1af7a1c51caf62c1a

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
SignaturekBsChzZkM0SvCL3iB7RCn0qgEpnxAWGY4158GBC/jkDTXrffnP/AWByLIm7P+aVc+/bF+GSdCb9kAMljF21vBA==
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

2026-09-17T09:21:37.239574ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104361
observed 5103b7472ea9fb74b9a5f7f59b306d08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:37.222473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104361/manifest.json
observed 0b423f0e0de1a69ccf363a4a3d4324b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:37.202808ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104361/publication.md
observed 3a8220006872e60b391c8df896446c0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:37.184926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104361/publication.txt
observed c581b1c42e9f8b342440b4b647680cb0...
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.