OpenTechnical

OT-2026-000014864

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, 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-2026-000014864) never changes.

Identity and time

Publication numberOT-2026-000014864 · never reused
Internal UUID01a0ae6d-d094-7ef7-8cb4-4b4f974e3308 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014864
StatusPUBLIC

Content hashes

Canonical text6243b23ea844e5ad83c9c45a816a2752789008bbd8ae9c63a3124afeed947f24
Markdownfd92ef101f137a082b97ccb000d4ec8181d9e6514fd93c5f9c75d11f1b32a5fb
PDF
Publication page14eff11e16232fb31d305c2c431166f62196f6b86c4b13243264bdd2a0d64371
Manifest4fcddfb8dafe62d32a6112b73ba50b18e0bda6b6f702aa4b84623c37ce97f4f0

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
SignaturepecAPjNSK9u+fPEkuVwqGKSfKzlpt42NSbOjLcfCuTksD64obXFNBVlhVg0TyPe3j4ERb9drJeNwUOAbVWZDAw==
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

2026-09-17T12:06:47.000951ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014864
observed 14eff11e16232fb31d305c2c431166f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:46.982277ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014864/manifest.json
observed 4fcddfb8dafe62d32a6112b73ba50b18...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:46.965871ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014864/publication.md
observed fd92ef101f137a082b97ccb000d4ec81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:46.947710ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014864/publication.txt
observed 6243b23ea844e5ad83c9c45a816a2752...
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.