OpenTechnical

OT-2026-000035446

Publication integrity record

Four pad foam vacuum gripper, four 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-2026-000035446) never changes.

Identity and time

Publication numberOT-2026-000035446 · never reused
Internal UUID01a0ae76-6a20-7460-8770-35f843336b22 · 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-2026-000035446
StatusPUBLIC

Content hashes

Canonical text86522fadaf5f48296d69bbf8fc12b646e45560e6eae2fbee71b2d39cfb93b386
Markdown4673a86690aad2318f1ffae80d3475a203029672fc687b052ef18abb94da03ee
PDF
Publication page47d5465de4554585f9df7497f61b7f045532c1832cc510bca8386e3d856facf8
Manifestd0cc63e366dd29afd5e880914df8d0073e4b60871837002c065d870a5b7dd22d

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
Signature+oWfI0bpd9RNtoEGh8ZVpDDESZwM7SVGnaxVzNIfXkWegTnFl2l6m3cKTw2cGOs6M0WlixWP7/GJfJzh7NaRDQ==
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

2026-09-17T11:28:45.842051ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035446
observed 47d5465de4554585f9df7497f61b7f04...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:45.823863ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035446/manifest.json
observed d0cc63e366dd29afd5e880914df8d007...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:45.806331ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035446/publication.md
observed 4673a86690aad2318f1ffae80d3475a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:45.788266ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035446/publication.txt
observed 86522fadaf5f48296d69bbf8fc12b646...
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.