OpenTechnical

OT-2026-000051133

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, vented 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-2026-000051133) never changes.

Identity and time

Publication numberOT-2026-000051133 · never reused
Internal UUID01a0ae83-273e-7938-842d-b4bd042e2351 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:05.998905Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051133
StatusPUBLIC

Content hashes

Canonical text815973267af2ff391ad70c9797021a0010fd9a0288fa7287bbd512715450f3bd
Markdownef3b7725b3a9c21737fb1b40fe367c557df518700ebf21519442840fdbecffdd
PDF
Publication page4e69538b6fad687bf9cabff7cc03389b5aa265ea926c07f84aa2f618f14427dd
Manifest7bc3f367ca601eb92228e4ebfec108a237cbcb421f02c3666c6e5c92b559bbca

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
Signature1yM4jKhuJvvlr3O487PBxKr+pvB/gYtp3yqMZ7Ol5AGfLExnzLe1GVRRjSS9jPboR8SYmVRaC0FkeunAR7TaDA==
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

2026-09-17T10:58:53.190817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051133
observed 4e69538b6fad687bf9cabff7cc03389b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:53.171299ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051133/manifest.json
observed 7bc3f367ca601eb92228e4ebfec108a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:53.151432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051133/publication.md
observed ef3b7725b3a9c21737fb1b40fe367c55...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:53.043191ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051133/publication.txt
observed 815973267af2ff391ad70c9797021a00...
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.