OpenTechnical

OT-2026-000037847

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, pump fed, supply line pressure sensor, pulsed blow-off 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-2026-000037847) never changes.

Identity and time

Publication numberOT-2026-000037847 · never reused
Internal UUID01a0ae77-f889-7b88-810c-cb6b6b326271 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037847
StatusPUBLIC

Content hashes

Canonical texta64a9c49d0bd535806a88ac4499b0ec18b2a0234309db502cad0c9ba860854ef
Markdown3a2d9da5c26da6cca836ee352d18331e5ec5aaa3c191595dc0ef1681c1e62f45
PDF
Publication pagec9724b7dab7bc0b62c844cdb7778e2beeb6ffa9db2c0aa3baed2535f967a841c
Manifestacb61f2eacf020a7b8490dd0f2bf8ee2e90d6e4909d26ea3fc8a6fae313ba1e7

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
SignatureGi/ZSZQ+NH3NI08jhkKxQZjCidEzaVJ0GUQcp/MSOCXN3NCtCG0HClz7NAzgSENNy2YgBawPODjWDNTaMShADw==
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

2026-09-17T11:23:06.212984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037847
observed c9724b7dab7bc0b62c844cdb7778e2be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:06.196079ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037847/manifest.json
observed acb61f2eacf020a7b8490dd0f2bf8ee2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:06.178206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037847/publication.md
observed 3a2d9da5c26da6cca836ee352d18331e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:06.159693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037847/publication.txt
observed a64a9c49d0bd535806a88ac4499b0ec1...
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.