OpenTechnical

OT-2026-000062392

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, supply line 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-2026-000062392) never changes.

Identity and time

Publication numberOT-2026-000062392 · never reused
Internal UUID01a0ae8c-0abf-7c29-a807-af5edcb2f3fb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062392
StatusPUBLIC

Content hashes

Canonical text0c90c0b8668e0ab94a9d59e427d17e62241958aa31b9ed8a7a81df28b7032e11
Markdown991177ead4f3309eff6087b2ddf852882a7f7f621575d1fb6275b45a934baa22
PDF
Publication pagee392aadc75ada7889abd6cb9147b66f96f4c4aa475a973592834330559899976
Manifest570ca5c4258fd6ad8ec34de5e6af8c7dcd632602d1589fb638ed8abb553f455e

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
SignatureJYK3Hc8eHNS2iyEW45anLVESJdlYM/q11IPdGTHHkEp+bGZ89DLFs7GMD22bXPO5Cv5j0I8c3ZJaCr8eQ1xSBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:39:42.976088ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062392
observed e392aadc75ada7889abd6cb9147b66f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:42.955641ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062392/manifest.json
observed 570ca5c4258fd6ad8ec34de5e6af8c7d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:42.935835ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062392/publication.md
observed 991177ead4f3309eff6087b2ddf85288...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:42.916353ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062392/publication.txt
observed 0c90c0b8668e0ab94a9d59e427d17e62...
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.