OpenTechnical

OT-2026-000045738

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, pump 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-2026-000045738) never changes.

Identity and time

Publication numberOT-2026-000045738 · never reused
Internal UUID01a0ae7d-8f04-7519-9494-738b0bc5e097 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045738
StatusPUBLIC

Content hashes

Canonical textbd85c5bc207e9130ae6658728a90c183d5038fa34128e26bae13b697ed8c9974
Markdown8cd12a82b5ba16637f17fcac883d17c30e8ff7fb1fd3c74da21d72c0347c4594
PDF
Publication page58fb5f3656dbd973ea626a1aad06de22c7ce150f46a9a2f603b543ca3b5d8aed
Manifestf2d67a545601fdf1d0850faea570b6b7722d93f16d86467fc20d365c7b892040

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
SignatureIHtTtkuL6nNwLKMjniJWeNMFWkyQhHSrMd+KeJiU9ac+KlYAjx3FR/1W2JcS+QgzAjc6M7hdG60zms9Kn31NDA==
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

2026-09-17T11:09:33.407415ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045738
observed 58fb5f3656dbd973ea626a1aad06de22...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:33.389191ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045738/manifest.json
observed f2d67a545601fdf1d0850faea570b6b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:33.369740ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045738/publication.md
observed 8cd12a82b5ba16637f17fcac883d17c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:33.351421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045738/publication.txt
observed bd85c5bc207e9130ae6658728a90c183...
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.