OpenTechnical

OT-2026-000044452

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two 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-2026-000044452) never changes.

Identity and time

Publication numberOT-2026-000044452 · never reused
Internal UUID01a0ae7c-39d8-7d03-8bc5-689db7b39c21 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044452
StatusPUBLIC

Content hashes

Canonical textc5f7c31027463b39b30ce646cf41f2ba75221cb2b389d6c89fc742e687c3c38b
Markdown8bf67b5a903902c45a981a43abd6478c39dec56d12e5eb5072493de2f2e14443
PDF
Publication page5c6e3b1e506e98ef135e3753e3f7f43dfd7bdb67f9d51f91c601f7c9b06e3b9f
Manifeste9b477340346e39095f2beca971b829463332410bec434fee0b282f9e525a85c

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
SignaturedKq+MMp4ATvLOAq/Sjz4usokhfdWCM4x4ysyRpf/KuL7Cl511iX+XQD4DPEFu5OM62sakUjMpVju09QS008QDw==
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

2026-09-17T08:30:49.022486ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044452
observed 5c6e3b1e506e98ef135e3753e3f7f43d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:49.003239ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044452/manifest.json
observed e9b477340346e39095f2beca971b8294...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:48.982018ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044452/publication.md
observed 8bf67b5a903902c45a981a43abd6478c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:48.834622ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044452/publication.txt
observed c5f7c31027463b39b30ce646cf41f2ba...
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.