OpenTechnical

OT-2026-000014124

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, pulsed blow-off before 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-2026-000014124) never changes.

Identity and time

Publication numberOT-2026-000014124 · never reused
Internal UUID01a0ae6d-b278-708e-bf8b-7f417dc234e5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014124
StatusPUBLIC

Content hashes

Canonical text0b4a6d6c89f49750ccdd52dda429960087454a1e488aff2b6b714a83006bc474
Markdown93cda75244a253421a1660a77e2d4e9602b3b31f2e0f3a19c13b9cb5e92d4378
PDF
Publication page8c4c5060640975dd02e3023283430169cde1a87e61ea0c555b67fe6d299fe257
Manifest1a58e83351f603ef7238206990d9d1b3b0995d6074503e32f7e8aeff2d25fcde

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
SignatureFGR2q+l3pXBh1Lfc+djddJMTS0/vZotRyd3aJ4qVJ6W14Z+vBwbTsuU89V9UfBrwKe87WwlvXRzfuhw/71dyCQ==
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

2026-09-17T12:07:11.678854ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014124
observed 8c4c5060640975dd02e3023283430169...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:11.659456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014124/manifest.json
observed 1a58e83351f603ef7238206990d9d1b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:11.638386ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014124/publication.md
observed 93cda75244a253421a1660a77e2d4e96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:11.618040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014124/publication.txt
observed 0b4a6d6c89f49750ccdd52dda4299600...
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.