OpenTechnical

OT-2026-000047633

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, two 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-2026-000047633) never changes.

Identity and time

Publication numberOT-2026-000047633 · never reused
Internal UUID01a0ae7f-3e5a-7010-bd51-3b590da437c1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:49.774666Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047633
StatusPUBLIC

Content hashes

Canonical textf1fc4d4e82ed7fbb2396574beccabb6e35164f98bd82dbb3ba1c8744f24b597e
Markdowneb223bdc93de521e40c6083a57147cc9ff9b16a6328b28283dad04cd8afd50bd
PDF
Publication page241078f0cf36ac25c670ef78228b978c42be9a847c39566d7985c8f3a08d3863
Manifesta06046492465f8e6da5202938603dd90d398a9f3ab5f06251d3ba31d246901ad

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
Signature1l//r8/dBSabm44ZDrPHOrPzjTnSxNxb89vfAxy+xTRuNAkaMJsqUuJkNWB3j8qEHJt8GwATYEuWKAW7b6KyAA==
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

2026-09-17T11:06:46.720191ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047633
observed 241078f0cf36ac25c670ef78228b978c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:46.701892ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047633/manifest.json
observed a06046492465f8e6da5202938603dd90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:46.683729ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047633/publication.md
observed eb223bdc93de521e40c6083a57147cc9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:46.664315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047633/publication.txt
observed f1fc4d4e82ed7fbb2396574beccabb6e...
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.