OpenTechnical

OT-2026-000036880

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000036880) never changes.

Identity and time

Publication numberOT-2026-000036880 · never reused
Internal UUID01a0ae77-773e-72b1-b273-0d0095237273 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036880
StatusPUBLIC

Content hashes

Canonical text6a8a935b6a23115a42f3a80d70b5c1f6b0c222c36d3057f751f4923955e63f90
Markdownaa73e449a951c7c8f8154e530ef67283d23cf26e3dc5aeb408be1e5946fdb18e
PDF
Publication page88b85c7c9a12895610f0afd3472e0e7846902ae86e0517e95a81b6f20f095124
Manifestd2b6d86e976a27a4aa5d4992ad53dde7c1a3c99d5af0a791a1d61e821f5743a4

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
SignatureA6Ig84ej4iqBW74SAx8ZwX8xCBnWdnQsK6d9taXsUpZnzthoHOmVH4iTS+Q11+5+pjAdvtuFcMwcdsSNRpOfDQ==
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

2026-09-17T11:24:30.890094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036880
observed 88b85c7c9a12895610f0afd3472e0e78...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:30.874628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036880/manifest.json
observed d2b6d86e976a27a4aa5d4992ad53dde7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:30.858563ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036880/publication.md
observed aa73e449a951c7c8f8154e530ef67283...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:30.841253ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036880/publication.txt
observed 6a8a935b6a23115a42f3a80d70b5c1f6...
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.