OpenTechnical

OT-2026-000079207

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, two stage ejector, pressure sensor per zone, 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-2026-000079207) never changes.

Identity and time

Publication numberOT-2026-000079207 · never reused
Internal UUID01a0ae96-0b8f-78d5-a94a-3035824b626c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079207
StatusPUBLIC

Content hashes

Canonical textc4d67305588d0e3830dd0eddb080865c8dfb3e18c25191d7a0d5b191a5affa6d
Markdown9f4bdd86e8c73f1ba779ced979a2361e297e18efff30e8df9335309a442f7337
PDF
Publication page59636c19d16c36b049f54760451f628bb4750dda402f897f7cd84ee384e692f8
Manifestb56b955eebdd0c01e9147125e7913a3f6d61182c0d6f56cfe495f8803e1ccebc

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
Signature0dPznoXq4yL/V8rIDnMBmTv3r7DcpP9snpiQbyLO0tM4rqopsvQVAvJSCPJADRr2VDALlxqAP2jIIuWwmvWEBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:04:47.973400ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079207
observed 59636c19d16c36b049f54760451f628b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:47.956577ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079207/manifest.json
observed b56b955eebdd0c01e9147125e7913a3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:47.940750ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079207/publication.md
observed 9f4bdd86e8c73f1ba779ced979a2361e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:47.924620ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079207/publication.txt
observed c4d67305588d0e3830dd0eddb080865c...
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.