OpenTechnical

OT-2026-000047886

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000047886) never changes.

Identity and time

Publication numberOT-2026-000047886 · never reused
Internal UUID01a0ae7f-c421-7362-9b65-d935510e2d84 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047886
StatusPUBLIC

Content hashes

Canonical text03d36ba46f1531847f4cda378e1c1a6dae3659c95e136be702990e3493cd939b
Markdownf1de2ddaa546e0e4dd9d776918264a590de5a139b1a5cf663568a04105b3faee
PDF
Publication paged9076a8ee412689c94f05b5834b03051e29327972f1dbe56731dfe1951777c56
Manifeste2387a701b0592fd784219258abda8a5461cc02026234a4c65f3245cba9c9ca5

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
SignatureBIAlAvsPcXhz0x+RLzE1QOM8/rp2TfVCANKfDlWIZP/LxNeppcXLuGhldAdFV6jV3CKJVzv90XphIfwJaRerDg==
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

2026-09-17T11:05:49.190433ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047886
observed d9076a8ee412689c94f05b5834b03051...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:49.171322ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047886/manifest.json
observed e2387a701b0592fd784219258abda8a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:49.152059ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047886/publication.md
observed f1de2ddaa546e0e4dd9d776918264a59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:49.132066ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047886/publication.txt
observed 03d36ba46f1531847f4cda378e1c1a6d...
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.