OpenTechnical

OT-2026-000042766

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump fed, 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-2026-000042766) never changes.

Identity and time

Publication numberOT-2026-000042766 · never reused
Internal UUID01a0ae7a-c0d0-7562-8e3d-1a72c4cce3c3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:55.489038Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000042766
StatusPUBLIC

Content hashes

Canonical text6e32f5bbe5d9f086ac1e9446d968cabe2de96144cc1364eb036ce88160c59923
Markdownff8c5f15d6e02044f1ba10a4dab7683a32d6906a5ec7687831322be35e85068e
PDF
Publication page2a866c7612537a0cfb4688c6d4d175d250a01b2865425252e6914ca35ca5b9c9
Manifestae58b6c8ab74cd973d1bed19dbd12bc047a63e44ed86b77bf57593a6a540ee52

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
SignaturerwGsohhXuCnuprN1sCYL/+44WVLq9BqG1Wd+DK/MXEWMLA8+edPxy+txQsiJ5UPEcz1BUtAkYTEf0zs5Wg7cCw==
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

2026-09-17T11:15:13.403053ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042766
observed 2a866c7612537a0cfb4688c6d4d175d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:13.384515ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042766/manifest.json
observed ae58b6c8ab74cd973d1bed19dbd12bc0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:13.361391ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042766/publication.md
observed ff8c5f15d6e02044f1ba10a4dab7683a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:13.339334ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042766/publication.txt
observed 6e32f5bbe5d9f086ac1e9446d968cabe...
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.