OpenTechnical

OT-2026-000034032

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, manifold 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-2026-000034032) never changes.

Identity and time

Publication numberOT-2026-000034032 · never reused
Internal UUID01a0ae75-df0c-7b2d-95d6-ee588adfcad0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034032
StatusPUBLIC

Content hashes

Canonical text2f021b4047bcdbcd754ab408e634845449a0f6c0434c75852d2429b155e7a0b2
Markdown632a490b121aa0bac2d48b97bd3e6d46d2c97be7785afcdf13ae8a7da06aae90
PDF
Publication pagec652353db33017eb8f3dd9eaeebc85a095e2f74113d34788fa95a5d1e780a124
Manifest961b0ae0275516d58b80d829002291f49b1b41a829f91a7a67652404ca5ea55b

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
Signaturenk7SBPciNcKPAB9hZ77ZcAsQ0hlI7tlrf1+pfipn0KJ1cJuCBa/Tbh3LggxNDFnMlSjrW42ICvnFSvnK12NgAA==
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

2026-09-17T11:30:15.738757ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034032
observed c652353db33017eb8f3dd9eaeebc85a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:15.716964ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034032/manifest.json
observed 961b0ae0275516d58b80d829002291f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:15.693883ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034032/publication.md
observed 632a490b121aa0bac2d48b97bd3e6d46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:15.672327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034032/publication.txt
observed 2f021b4047bcdbcd754ab408e6348454...
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.