OpenTechnical

OT-2026-000047086

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, pump 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-2026-000047086) never changes.

Identity and time

Publication numberOT-2026-000047086 · never reused
Internal UUID01a0ae7e-d0f8-7a68-896c-b8a8d25e5a0a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047086
StatusPUBLIC

Content hashes

Canonical text2b6c1e91e5b219bb84f3fce3f59c4733bf67ef811b801ba969c53db7cb6ae41f
Markdown31c5b9ab87902266eb59260724d038f69398203f91646c2c0c5646e4efa0cc84
PDF
Publication page00fa0ef131214dccd78476a508858ff5c78c3f18df8022f844dc06b8c397ea23
Manifest1fa7ad8f13739dd025a156d2fc344f8c9a1f5bf8d298f0304bed75ba10a75254

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
Signature3pxJFTJa++2ZOReYoLBVvw8jkUyQe9t8/dtL/BVtCK++fv0wktzK/ODD2/KMgSFiMOW5Cty6fqUjwxEASP/cAw==
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

2026-09-17T11:10:24.023405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047086
observed 00fa0ef131214dccd78476a508858ff5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:24.005784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047086/manifest.json
observed 1fa7ad8f13739dd025a156d2fc344f8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:23.984427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047086/publication.md
observed 31c5b9ab87902266eb59260724d038f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:23.961983ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047086/publication.txt
observed 2b6c1e91e5b219bb84f3fce3f59c4733...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:52.197616ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047086
observed 00fa0ef131214dccd78476a508858ff5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:52.096936ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047086/manifest.json
observed 1fa7ad8f13739dd025a156d2fc344f8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:52.076874ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047086/publication.md
observed 31c5b9ab87902266eb59260724d038f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:52.057546ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047086/publication.txt
observed 2b6c1e91e5b219bb84f3fce3f59c4733...
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.