OpenTechnical

OT-2026-000048113

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, 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-2026-000048113) never changes.

Identity and time

Publication numberOT-2026-000048113 · never reused
Internal UUID01a0ae7f-c424-7e2b-8a85-e621cdf6c841 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048113
StatusPUBLIC

Content hashes

Canonical text2439deab9f9db45d0ed05f61d7f40ba2768402dfa6c3be3d4e0a0bed1cf5601c
Markdown724aab35390a476e502d5757da7b2f8254dedb8705889e0545d4b9f7158ee6ac
PDF
Publication page6fbfa733887751cbbc6835f1938b6f8b0918c74567910ccddfb4d18e2afc821f
Manifesta4a53ecbbaa8369558f473ff2404b510212485e6daa19629dcd18b5136f827e9

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
SignaturesTZ8fICs6oKRh7IL124sLUVUSv4iAVVhG7bt0aLDvUT5WkfsTvAkGkG8Uts6COOuMF4gYCbjrSBk0VxXAxtCBQ==
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

2026-09-17T11:06:08.592953ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048113
observed 6fbfa733887751cbbc6835f1938b6f8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:08.575516ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048113/manifest.json
observed a4a53ecbbaa8369558f473ff2404b510...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:08.557138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048113/publication.md
observed 724aab35390a476e502d5757da7b2f82...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:08.539083ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048113/publication.txt
observed 2439deab9f9db45d0ed05f61d7f40ba2...
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.