OpenTechnical

OT-2026-000046602

Publication integrity record

Foam pad vacuum gripper, common isolation valve, pump fed, 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-2026-000046602) never changes.

Identity and time

Publication numberOT-2026-000046602 · never reused
Internal UUID01a0ae7e-57de-760b-a59a-64a1a2af754e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046602
StatusPUBLIC

Content hashes

Canonical text352d2643d5d5c9bf120eb8b90e970002f6d4a3bda6c92f4b3b517de4e8a9d703
Markdown25442ea1e5a6155803a2889379a343e0e230fd81c5c3368f3d8d77bb5de93073
PDF
Publication page1c827273829272dc8282a899ffef330807bbd230ef7e5276470aa7ae5bcafc47
Manifestd4d9d19d7a39c5cd7b9c6d92bc790b070001c796c5298a466b0adf671c954652

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
SignatureAZaPg4lplfDW8qlBJwxsPbZC8zSCUiZnf7q4yWoPiKQn2GG4qU5+EfPKM8R/kzefRaNTdy9K54ijG1JUrZgzBQ==
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

2026-09-17T11:08:40.761655ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046602
observed 1c827273829272dc8282a899ffef3308...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:40.745689ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046602/manifest.json
observed d4d9d19d7a39c5cd7b9c6d92bc790b07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:40.728562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046602/publication.md
observed 25442ea1e5a6155803a2889379a343e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:40.707978ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046602/publication.txt
observed 352d2643d5d5c9bf120eb8b90e970002...
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.