OpenTechnical

OT-2026-000033313

Publication integrity record

Two cup vacuum gripper, two outlet manifold, three stage ejector, 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-2026-000033313) never changes.

Identity and time

Publication numberOT-2026-000033313 · never reused
Internal UUID01a0ae75-8980-74c0-914c-5dec74f125da · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:13.649513Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033313
StatusPUBLIC

Content hashes

Canonical texta2112c890ac45ba3548b9e5e50c321d53ed18d1e7df4f639637c7ee2d4fc4037
Markdowndbf859eb0af9de34b097ecc7eb8b378788e487df85428e9dcfb2d721fa843613
PDF
Publication page6fbd752f974c094855bc54dac5d0c924d276a7faa33dd1ed9d4a5031fbf2015f
Manifeste1918a6aaf9ab3a01d7904a0a622d9458c638e4a4739806275ce805c9128f79c

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
SignaturebjWHKCeOt+jOx7lU+2Yyvp3167CXKcFjPN7e1+XHqELYzr3wEV6J2bxo0YSQXrfjRm+7Nvze+8ujs0GYRZIkCg==
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

2026-09-17T11:32:03.731586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033313
observed 6fbd752f974c094855bc54dac5d0c924...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:03.707202ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033313/manifest.json
observed e1918a6aaf9ab3a01d7904a0a622d945...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:03.688921ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033313/publication.md
observed dbf859eb0af9de34b097ecc7eb8b3787...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:03.672495ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033313/publication.txt
observed a2112c890ac45ba3548b9e5e50c321d5...
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.