OpenTechnical

OT-2026-000098062

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, pump fed, supply line pressure sensor, sustained 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-2026-000098062) never changes.

Identity and time

Publication numberOT-2026-000098062 · never reused
Internal UUID01a0aea1-e963-72db-b1ec-76a478e39827 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098062
StatusPUBLIC

Content hashes

Canonical texta014a60bfd549a27fc3e3d9bbaac6a8d676b5ed73329b61882c01c9416b3a6ca
Markdown78b8f560732ae75b8b3f529aeb102d447a3d46ff036f4a8796e3fcf04f7a5323
PDF
Publication page3b355b567fcfc5fbb6c5165e473529b75f91e3d3e150f86756f87f7cada1cfaf
Manifestd7912a1df80ad880e642bea224536b783c98c88ca4f43483fb01bb2c81566754

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
SignatureBRWCICBN8BJOEvWaeB8PRMQL02q83tHQq2bAixZBLJgcRQTpSo1zaVnQGSPceTpit1spmJDlV9nphZx5aYWMBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:31:11.483616ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098062
observed 3b355b567fcfc5fbb6c5165e473529b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:11.468632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098062/manifest.json
observed d7912a1df80ad880e642bea224536b78...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:11.450992ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098062/publication.md
observed 78b8f560732ae75b8b3f529aeb102d44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:11.433181ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098062/publication.txt
observed a014a60bfd549a27fc3e3d9bbaac6a8d...
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.