OpenTechnical

OT-2026-000046061

Publication integrity record

Single cup vacuum gripper, common isolation valve, single stage ejector, supply line 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-2026-000046061) never changes.

Identity and time

Publication numberOT-2026-000046061 · never reused
Internal UUID01a0ae7e-032a-7438-86b8-7abafdcda4e9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:29.080672Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046061
StatusPUBLIC

Content hashes

Canonical text15a0d9b106c6d4aeba30fcdd2ca881946d4672d842c49f232eae00b86e1c7f32
Markdown4a34f892f246221276c71dd922ab7f66418d3152248d0800daec6309b07c4a2c
PDF
Publication pageacd3dc0e873fb3f7007f95afa1b09b6ce25eed1d0d11ca8530c5ffb25479b52b
Manifestca2898a85469cc8c7fcbafdf82c13a543c3cb5721db1b740428e189fcc3aae79

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
SignatureC/5xJlRot37HkeFY/KyHoIUgCMpW/3PFvs2neJIcaIUbAYuQRu1XjCa91jGF4psW1tQ3mywRp7Giuew9KX/eAA==
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

2026-09-17T11:09:01.248853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046061
observed acd3dc0e873fb3f7007f95afa1b09b6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:01.230543ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046061/manifest.json
observed ca2898a85469cc8c7fcbafdf82c13a54...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:01.212534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046061/publication.md
observed 4a34f892f246221276c71dd922ab7f66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:01.194292ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046061/publication.txt
observed 15a0d9b106c6d4aeba30fcdd2ca88194...
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.