OpenTechnical

OT-2026-000053632

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, supply line pressure sensor, pulsed 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-2026-000053632) never changes.

Identity and time

Publication numberOT-2026-000053632 · never reused
Internal UUID01a0ae85-0a95-7d61-b583-4723afa122a5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:09.762364Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053632
StatusPUBLIC

Content hashes

Canonical text105e788ba082247a50e4465d4557115db339b90683503ab44c31ca301840b357
Markdown22005e3322f071b7e7d271ce145a860e839bf23b4be187afb4930efa46566d09
PDF
Publication pagec028f84b81976d84e028efdc57197090f74cc04add3dcb009b45d3de20c76875
Manifest4f6b2f3a24a4adda45377a9d2ec05a3da94b057022ac83a7ff1b1a57319da1f7

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
SignatureZy5dVGLZUFLA0zcHSHt0wdz0CwauE1G+rNKas3qexLJ5hadoFXfQvSt4UrYll/EvESenfVKsT138slikH8sEAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:55:30.840501ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053632
observed c028f84b81976d84e028efdc57197090...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:30.823353ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053632/manifest.json
observed 4f6b2f3a24a4adda45377a9d2ec05a3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:30.804705ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053632/publication.md
observed 22005e3322f071b7e7d271ce145a860e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:30.784924ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053632/publication.txt
observed 105e788ba082247a50e4465d4557115d...
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.