OpenTechnical

OT-2026-000034997

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, pulsed 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-2026-000034997) never changes.

Identity and time

Publication numberOT-2026-000034997 · never reused
Internal UUID01a0ae76-6a1c-7238-bd08-d088fc0ae52d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034997
StatusPUBLIC

Content hashes

Canonical text81616d6f728760772f0d4c8ba2291c160c2bc1297b9706779bba9d64c15a2d4a
Markdowncadd7211f5afa4827c04813d2ef75bb1fabe3333b26c81890c5dccd99c2fe4d1
PDF
Publication pageede9fda0e082fbc422f70efb07a80cd3fff1a2d8617f3d5564b9f2d5b7023be9
Manifest29eaecfbe01da0dabac3aadf84e71e2c19c342bf73ab3e0e99226a67ef6b239d

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
SignatureDWknBLA1F+mpSUQbgx2cudRVlT+9bbBAUs2Oxceqv1js5VfNsaCIN6thFPPrlG1CVUvL715GaX9+0NXHytofAA==
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

2026-09-17T11:27:56.275753ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034997
observed ede9fda0e082fbc422f70efb07a80cd3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:56.256343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034997/manifest.json
observed 29eaecfbe01da0dabac3aadf84e71e2c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:56.237698ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034997/publication.md
observed cadd7211f5afa4827c04813d2ef75bb1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:56.219028ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034997/publication.txt
observed 81616d6f728760772f0d4c8ba2291c16...
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.