OpenTechnical

OT-2026-000012624

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, pulsed blow-off 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-2026-000012624) never changes.

Identity and time

Publication numberOT-2026-000012624 · never reused
Internal UUID01a0ae6d-5561-73e5-9623-f52c7d65bf08 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:16.019734Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012624
StatusPUBLIC

Content hashes

Canonical text01d7e3cc5bddfe956273971eef8bcb61096264c652f02c17bd16e874991f13fe
Markdownfac05bf30230f606fd2456aae75d3907334f30a47d81157222afd74c46982108
PDF
Publication page6bdce4ff20209ded92818301cd72514086192a8de92ecf0b54317016d781ed47
Manifest272652135c58589ae10927afa231eea52a24452a795f8e4cd83b0da00c91044a

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
SignatureAFV4JMR6ZGGHGmMhigjPg2DFrQX3by+haxlrWLb/SCKsWAV0TyRgF51HZorti0XS6sAFvO5hB4iHinR3A8OBAg==
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

2026-09-17T12:10:13.544502ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012624
observed 6bdce4ff20209ded92818301cd725140...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:13.519810ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012624/manifest.json
observed 272652135c58589ae10927afa231eea5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:13.496836ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012624/publication.md
observed fac05bf30230f606fd2456aae75d3907...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:13.469531ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012624/publication.txt
observed 01d7e3cc5bddfe956273971eef8bcb61...
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.