OpenTechnical

OT-2026-000027096

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, 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-2026-000027096) never changes.

Identity and time

Publication numberOT-2026-000027096 · never reused
Internal UUID01a0ae72-3453-71ac-857e-c9eb862ec234 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:35.358864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027096
StatusPUBLIC

Content hashes

Canonical textec7bbd492894dfb88fd71c53391a966d17d0a06f31e27d4bf00915367e4a8558
Markdowneb3bad17160a29ff8f586cddacc5ff6fc51228df8d132eeb7d4d532f29e95396
PDF
Publication page8f260733d8c53dd88ff4e8179bddaf4a93d5422d0ed8e750ac533537be719bf5
Manifestc7905ee56ad0a1ad219ca4cf5833187f1adfdd7bcc49806e6944230dc6c514d1

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
SignatureRw2osfjuf++Gq5T+lWBYh3QjTCphacxaLYrFJakjZ9M7Ogrkc6ZVzSYuytT0DmlVEy1R7uMKPTRWxUuDWPk4Dw==
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

2026-09-17T11:43:51.847479ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027096
observed 8f260733d8c53dd88ff4e8179bddaf4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:51.827254ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027096/manifest.json
observed c7905ee56ad0a1ad219ca4cf5833187f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:51.810326ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027096/publication.md
observed eb3bad17160a29ff8f586cddacc5ff6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:51.790839ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027096/publication.txt
observed ec7bbd492894dfb88fd71c53391a966d...
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.