OpenTechnical

OT-2026-000040597

Publication integrity record

Two cup vacuum gripper, two outlet manifold, single stage ejector, sustained 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-2026-000040597) never changes.

Identity and time

Publication numberOT-2026-000040597 · never reused
Internal UUID01a0ae79-6d0e-7ce8-80ce-7e714237581d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040597
StatusPUBLIC

Content hashes

Canonical textfe0b180a6f8cf080fc0511c4faffcd86419df22acfe733d4297b7eaed76c726c
Markdown4b001a490970a060f452b775c6117a3881c9bdc91d9166d754181d0dc864af6b
PDF
Publication pagec37c3811e8036e619f6222bb87ee3db8f5222416edc3f930a530bbf632935b13
Manifest73d85266bdb0029d3ababa8672f653bc5e1fa773256140b63c23c458c41578a5

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
SignatureN2VZd5cunoRZ0yIoxQoX5eQX74+5vcXOEpig0i7PnTu63UYLksBHvvTIU9VOeNO1TN0yi+4E7JwCwX6VKN/6Bw==
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

2026-09-17T11:17:46.176918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040597
observed c37c3811e8036e619f6222bb87ee3db8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:46.158855ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040597/manifest.json
observed 73d85266bdb0029d3ababa8672f653bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:46.140737ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040597/publication.md
observed 4b001a490970a060f452b775c6117a38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:46.119008ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040597/publication.txt
observed fe0b180a6f8cf080fc0511c4faffcd86...
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.