OpenTechnical

OT-2026-000058770

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, pump fed, supply line pressure sensor, vented before set-down, on a tool changer

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-2026-000058770) never changes.

Identity and time

Publication numberOT-2026-000058770 · never reused
Internal UUID01a0ae89-479c-7429-8641-31a53288b325 · 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-2026-000058770
StatusPUBLIC

Content hashes

Canonical text3671a1530153573698fa5d2153663175297e1fd2e428d297f9d054fed26ab6e0
Markdown2e2aa021002ae644bcefb122ae652073ec7875c2134f124c4d10d953ee567543
PDF
Publication pagefe0991bece65cef72d98999f20e0fbab8a392725b3c3bdce4234a7c2e8ec301e
Manifest5c327d692c56afaad8bb5782a95eee5416db531b9b4cf85b9efeafeb4f5717a1

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
Signature7o7o1My/RYIjzXl4sWvnouRIHLJ+dWUHR3ikJzkHiX6AkXxlPCbtqzmmc+fU1vmaIPy5VgIrhMepMWUnBwUZBA==
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

2026-09-17T10:46:16.882673ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058770
observed fe0991bece65cef72d98999f20e0fbab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:16.864845ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058770/manifest.json
observed 5c327d692c56afaad8bb5782a95eee54...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:16.847786ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058770/publication.md
observed 2e2aa021002ae644bcefb122ae652073...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:16.830872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058770/publication.txt
observed 3671a1530153573698fa5d2153663175...
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.