OpenTechnical

OT-2026-000047414

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, supply line 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-2026-000047414) never changes.

Identity and time

Publication numberOT-2026-000047414 · never reused
Internal UUID01a0ae7f-3e57-7eec-aab6-6d3f60a34bbe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:49.774666Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047414
StatusPUBLIC

Content hashes

Canonical text158914de9f943c77c53516b47e76b06eaa5ba9346884bc716f71205e0c7fe672
Markdowna95c599e9f7a93c17f8e867419adff255bf1732253010551eee5e99cdb333d86
PDF
Publication page67ae72de943ba1b57dd0abb10703cda5330b7e433f49cf38d0c49fec956da318
Manifest04be25bae770c4ef74d6761056b92c8c92b7b41162ae8eb9da105b693f837946

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
SignatureLqmHtwCQagkQFoqz2cjFh4CtPk8N2TPNj7bc6wimBfX6K5IxJJ7ZqpxUmzYwXAZxWW8GtuRdZO0n+0CZ3r+IAw==
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

2026-09-17T11:06:25.825816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047414
observed 67ae72de943ba1b57dd0abb10703cda5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:25.806299ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047414/manifest.json
observed 04be25bae770c4ef74d6761056b92c8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:25.788150ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047414/publication.md
observed a95c599e9f7a93c17f8e867419adff25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:25.770449ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047414/publication.txt
observed 158914de9f943c77c53516b47e76b06e...
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.