OpenTechnical

OT-2026-000066912

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained 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-2026-000066912) never changes.

Identity and time

Publication numberOT-2026-000066912 · never reused
Internal UUID01a0ae8f-14fd-7b8d-87a1-217894adf4fd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:07.760615Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066912
StatusPUBLIC

Content hashes

Canonical textbd037320a4bec31129b66d0367948c5ea662ab813dbeb565bb85c500e82e2741
Markdown7d73cbf82819b2a5b57285e65531f34881f39aca770763471a34578f073575e5
PDF
Publication pagea9287adfeaf3e67b4f292cbcd39ab8526d971348c9a73febc9cfb298879bf978
Manifest9684c16bbde69656e8a0eda1ec5a2b4652ae4aafd220f88c7c84bedad973567e

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
SignaturepwjMzNv/geL6Moh2+dmPJkVRKO+cOkwqz6VT40g554pDCn5ofk/Khea/eVFr0GivUj+FLyltSiE7/pEPF8m8DQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:32:07.101138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066912
observed a9287adfeaf3e67b4f292cbcd39ab852...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:07.083907ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066912/manifest.json
observed 9684c16bbde69656e8a0eda1ec5a2b46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:07.066353ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066912/publication.md
observed 7d73cbf82819b2a5b57285e65531f348...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:07.048603ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066912/publication.txt
observed bd037320a4bec31129b66d0367948c5e...
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.