OpenTechnical

OT-2026-000049129

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000049129) never changes.

Identity and time

Publication numberOT-2026-000049129 · never reused
Internal UUID01a0ae81-134e-70b8-8fa9-141ad33e47d4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:49.967260Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000049129
StatusPUBLIC

Content hashes

Canonical text3ded6f502ed80a2ccc4136d8a1acd66e6eabd1d61365022094e0ebdbe6a30ff6
Markdown0852b2892250de4d23bf46796356f64529cd06636c19723d1fafb509cbf33900
PDF
Publication page491fa1f55e08bd30fd4d8848900a5e1c0b18764f687a3327dd732208d030674e
Manifest108008c883c2cf5bbd4bdfa48873ffb94e8efc332170727644512ef7f116a8fb

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
Signaturecze6h/Va2mD4xGZ4Q2fst3c8NZMRD+RJUV9M4u5QnU/szM6M2EVxbzIMLzO4hilJiE4uUv478EuBNP4QlB7aBQ==
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

2026-09-17T11:03:23.770297ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049129
observed 491fa1f55e08bd30fd4d8848900a5e1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:23.751017ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049129/manifest.json
observed 108008c883c2cf5bbd4bdfa48873ffb9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:23.732270ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049129/publication.md
observed 0852b2892250de4d23bf46796356f645...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:23.714588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049129/publication.txt
observed 3ded6f502ed80a2ccc4136d8a1acd66e...
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.