OpenTechnical

OT-2026-000056462

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, three stage ejector, supply line pressure sensor, vented before 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-2026-000056462) never changes.

Identity and time

Publication numberOT-2026-000056462 · never reused
Internal UUID01a0ae87-4bd3-7f6f-b427-91ebdfb78e57 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:37.517586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056462
StatusPUBLIC

Content hashes

Canonical text9c8a779f05fda7c00073e961b266fdf9848e6d2a0fd14a612ed5b0da43fefa50
Markdown8667ebe0dcec32225058c8a4d821c32d00894862f010a9551dba66628072361e
PDF
Publication page2902ffcc38ad68918e62562f47aaedb00023a229bce871a9f2dfd4761899944d
Manifestf99e942f8887eaba6e7d3efa522db0b04d8683add1010e1f43d39ced2e6e87db

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
SignatureAaKYf5UGgpKpumcZ/XHOywBeWbVUiVDqu6U3BxIjVWNPntSVilqGdiiPq1AK8cDbHGwW4xhB/liKVxyXAneQDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:51:00.077322ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056462
observed 2902ffcc38ad68918e62562f47aaedb0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:00.061006ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056462/manifest.json
observed f99e942f8887eaba6e7d3efa522db0b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:00.044406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056462/publication.md
observed 8667ebe0dcec32225058c8a4d821c32d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:00.027905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056462/publication.txt
observed 9c8a779f05fda7c00073e961b266fdf9...
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.