OpenTechnical

OT-2026-000011016

Publication integrity record

Single cup vacuum gripper, common isolation valve, single stage ejector, sustained blow-off after set-down

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-2026-000011016) never changes.

Identity and time

Publication numberOT-2026-000011016 · never reused
Internal UUID01a0ae6c-540e-7082-8b15-ae33c3b04ce2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011016
StatusPUBLIC

Content hashes

Canonical text4d8027950ea41ded0c1d800ec1c68ce6965d6e8e163c1705f23e3f62dda97a53
Markdown303a5f61151ecf8bb0d12f657d7d92615cf18b41121bb710fafb87c9aa4292b2
PDF
Publication page6f5bc2cb05559c8168ec359a3a641e977022e21b2501326efe2789963b0d447e
Manifestb22dd71320aaa1f1eb2d4ed7ef5e038afbe2aa238074be7b9d6926beb1e4ef51

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
SignatureWvHWRDLL9yPTsvhenJX77k117P4UwZVHI7sWLACwsm5luKqxZsi9VY1uffYuT6Tmb8Z8nRyKgLputVX7jURGBQ==
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

2026-09-17T12:13:50.196396ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011016
observed 6f5bc2cb05559c8168ec359a3a641e97...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:50.176004ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011016/manifest.json
observed b22dd71320aaa1f1eb2d4ed7ef5e038a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:50.155024ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011016/publication.md
observed 303a5f61151ecf8bb0d12f657d7d9261...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:50.136841ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011016/publication.txt
observed 4d8027950ea41ded0c1d800ec1c68ce6...
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.