OpenTechnical

OT-2026-000026039

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, pulsed blow-off before set-down

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-2026-000026039) never changes.

Identity and time

Publication numberOT-2026-000026039 · never reused
Internal UUID01a0ae71-a840-765a-98ee-b8ba2d48da9b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026039
StatusPUBLIC

Content hashes

Canonical text268875eaee4be375e819dc5a7e02bb3857cfeb39ef6c0b9a1c22c83d5fd25de5
Markdownd9b3674c257deb1998dab744731408ccc24757b9bb59f6d4fff54b058b32c999
PDF
Publication pageec7431e4d3453f36dbfba2bfa31392430080b90c530fb95b311cfc4d0b0daeba
Manifesta39a2d0111870bbf6993eda1f900ba430c8ab2c2df8427188fd6cc421a09d722

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
SignatureP5YWz4TW+J4mvCCy+e5aI4Gq8fj/gSoaptsrdmZCaEkZiJKG3EAFCPAfESaYUwhLA2A2ceeZ5yoi+SwVreAyCw==
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

2026-09-17T11:46:25.629030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026039
observed ec7431e4d3453f36dbfba2bfa3139243...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:25.613099ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026039/manifest.json
observed a39a2d0111870bbf6993eda1f900ba43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:25.595003ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026039/publication.md
observed d9b3674c257deb1998dab744731408cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:25.577010ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026039/publication.txt
observed 268875eaee4be375e819dc5a7e02bb38...
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.