OpenTechnical

OT-2026-000038695

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, pump fed, supply line pressure sensor, pulsed 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-2026-000038695) never changes.

Identity and time

Publication numberOT-2026-000038695 · never reused
Internal UUID01a0ae78-769e-7b11-b843-2792f5d0a3b5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:25.422407Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038695
StatusPUBLIC

Content hashes

Canonical textb3f7516b8bb55196a316af7ed4e90a626a3214d4eb0e84b54b86488610cf12df
Markdown1db3414817977e724a55b5e2d7a1687da4ed1e5734186a35b1e1c0ecfe63ae28
PDF
Publication page9a6dae1d10da1562a226f72b101abbbc2aab730f1823bf8fb3d06fcd3441dca8
Manifest302007ba984ff3462489ccf907fc74dc1708724da1def6df496a581763eb6bb5

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
SignatureKgPQRzLmKlQOz5ZLVVehDQRmwXiKKcWSiLNeTNHZJVc90nbnFPCoxgAUYcfIXyw5lshOBu6/B3k4YiA/n05uDQ==
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

2026-09-17T11:21:12.779561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038695
observed 9a6dae1d10da1562a226f72b101abbbc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:12.761310ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038695/manifest.json
observed 302007ba984ff3462489ccf907fc74dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:12.744328ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038695/publication.md
observed 1db3414817977e724a55b5e2d7a1687d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:12.726180ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038695/publication.txt
observed b3f7516b8bb55196a316af7ed4e90a62...
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.