OpenTechnical

OT-2026-000047098

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-2026-000047098) never changes.

Identity and time

Publication numberOT-2026-000047098 · never reused
Internal UUID01a0ae7e-d0f8-721d-8d0e-20c0d414406e · 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-2026-000047098
StatusPUBLIC

Content hashes

Canonical textd9de2f6f59416dceb634a866ec2c7d7e28fcbc60b182348e1f1ac32f11e18efe
Markdown857165afbc5a8a82e670ef60b84336cccd2a74e6b192f97f119018bfd46471c1
PDF
Publication page9f8958998ea386393fd7e478286a0fb0bf7babb2fefd701777eb4aa5de9d8bb9
Manifeste62c4ce1ee28cf3ec5781a5b9ae51cfa732153d1e21713b2e86247d29a34ea75

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
Signaturebij43MRc4reC6YdGxUGuPyjDNH6vH1izved3lomyVhJv/9FlKn4y0MBaPnMMInaTxkQLhrbVPUUfHMe/Qd/2Aw==
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

2026-09-17T11:10:25.105389ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047098
observed 9f8958998ea386393fd7e478286a0fb0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:25.084259ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047098/manifest.json
observed e62c4ce1ee28cf3ec5781a5b9ae51cfa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:25.063325ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047098/publication.md
observed 857165afbc5a8a82e670ef60b84336cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:25.041716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047098/publication.txt
observed d9de2f6f59416dceb634a866ec2c7d7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:53.260166ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047098
observed 9f8958998ea386393fd7e478286a0fb0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:53.240726ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047098/manifest.json
observed e62c4ce1ee28cf3ec5781a5b9ae51cfa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:53.221210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047098/publication.md
observed 857165afbc5a8a82e670ef60b84336cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:53.199702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047098/publication.txt
observed d9de2f6f59416dceb634a866ec2c7d7e...
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.