OpenTechnical

OT-2026-000047998

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, sustained blow-off after 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-2026-000047998) never changes.

Identity and time

Publication numberOT-2026-000047998 · never reused
Internal UUID01a0ae7f-c422-7c5c-8d1b-16a69b0f5abc · 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-2026-000047998
StatusPUBLIC

Content hashes

Canonical textdad72b0f019009ca2b0d10d7a610280bf14c2b9de3b03ccf39210b144190f181
Markdownda589c77b1c9fdb31b7cfe2d4f3a6f7b7eadd3f68d4ddca80224b4bda8739dd7
PDF
Publication page95c7b5b6ce5c80e26f40cc7005ad38997642b1d02f93a7c2013f61377d832b76
Manifest6effd32df0443f076e4e61e2895a42f870ddc91e69cf971a09881f047acf662a

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
SignatureDjiKB8ilwcyGH8QUC25GPtk1uUd8UexrJTLlIbEArIwGPLqFLJP1hBizCiCrL3sQo7CYglVR8gtDLIiablMcDQ==
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

2026-09-17T11:05:59.081704ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047998
observed 95c7b5b6ce5c80e26f40cc7005ad3899...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:59.064717ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047998/manifest.json
observed 6effd32df0443f076e4e61e2895a42f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:59.046148ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047998/publication.md
observed da589c77b1c9fdb31b7cfe2d4f3a6f7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:59.026156ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047998/publication.txt
observed dad72b0f019009ca2b0d10d7a610280b...
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.