OpenTechnical

OT-2026-000058874

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, pump fed, 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-2026-000058874) never changes.

Identity and time

Publication numberOT-2026-000058874 · never reused
Internal UUID01a0ae89-479f-793d-a074-70f20dafc064 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:47.568543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058874
StatusPUBLIC

Content hashes

Canonical text7ba6273ca72d3525f93c9f857234d819b2c2027ceb0544ca484bde273bbe551e
Markdownd5dd6e0c11c87882302cf75227aa5ce30a3da8063a3b5546e24934c80db88e8a
PDF
Publication pagefb1e7dcaf19eb21d7695c89638ab5bc1d6edb02d5accdcccf59f66f2965a271a
Manifest6a5da9570e9e4ff66fd39e0f8025b1add56a8cd29af18f9abea7f1d4c7892f5f

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
Signature64gKW2ZRg/i+1D+1JRKRaaOfi4+0ivKjtQTkzXo3Qb61UlSQhAsRVAUXhtUAjt1JA5dtz3jbvQGH5ipIgnDXBg==
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...

Independent retrieval

2026-09-17T10:46:25.031835ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058874
observed fb1e7dcaf19eb21d7695c89638ab5bc1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:25.015207ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058874/manifest.json
observed 6a5da9570e9e4ff66fd39e0f8025b1ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:24.997901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058874/publication.md
observed d5dd6e0c11c87882302cf75227aa5ce3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:24.981735ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058874/publication.txt
observed 7ba6273ca72d3525f93c9f857234d819...
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.