OpenTechnical

OT-2026-000038240

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, supply line pressure sensor, sustained 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-2026-000038240) never changes.

Identity and time

Publication numberOT-2026-000038240 · never reused
Internal UUID01a0ae78-2d51-78eb-ad12-bc4a79d70af6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038240
StatusPUBLIC

Content hashes

Canonical text4a7dcded14364910aafe6b0977716d01cf29be9a12d2259dca614d13c6273320
Markdownafe634254f2aa8113e277b33a044fa3cb8af5fa874e0187b50924979047d3733
PDF
Publication page1601dc34ccd13a06ff9473fd2b70b9d7528ea23bb720e02e3d51cb008b4afa43
Manifestd6edb06a57ba8430731ba34037ddb402ea1bea829f72c60d2fbfbc2343bd03ff

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
SignaturelfK6ncMyfyDzfNXze//35B8Avdp5hCipoGmIDyGYmbNqdWcoR0dPyRmpj6tFV4elZQIc4PzM5KYOxlOShNr9Bw==
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

2026-09-17T11:22:23.286369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038240
observed 1601dc34ccd13a06ff9473fd2b70b9d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:23.269210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038240/manifest.json
observed d6edb06a57ba8430731ba34037ddb402...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:23.251155ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038240/publication.md
observed afe634254f2aa8113e277b33a044fa3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:23.232859ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038240/publication.txt
observed 4a7dcded14364910aafe6b0977716d01...
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.