OpenTechnical

OT-2026-000103185

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, single stage ejector, pulsed 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-2026-000103185) never changes.

Identity and time

Publication numberOT-2026-000103185 · never reused
Internal UUID01a0aea4-be3e-78b2-852e-d305c2642426 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103185
StatusPUBLIC

Content hashes

Canonical text8d680e7e6f70f0795508d5124ded8e6059e52a5c8efaa0dd5e1e0681ca8c0683
Markdown7b2ca56036ff6fe0e437e38d77d34f3273d9388aa09d713ec472442f56c08939
PDF
Publication page39afb66f153b7a001b245dce2cc85d660d8031e20bcf9d73eae00bbef15fe600
Manifest2260c70efdc30bc1add6d712b53ebde3441811abeb997d127fbb8bd1f9e37db9

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
SignatureE9cQXrPM0VQqr/UQU+Lseui/PKIw4YwSc4u1wJlY80UKaDQvEMbpvmV62kxqt3UYzQIyNty+Qe2u/8le+U5yDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:23:24.397400ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103185
observed 39afb66f153b7a001b245dce2cc85d66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:24.380113ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103185/manifest.json
observed 2260c70efdc30bc1add6d712b53ebde3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:24.362570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103185/publication.md
observed 7b2ca56036ff6fe0e437e38d77d34f32...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:24.345592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103185/publication.txt
observed 8d680e7e6f70f0795508d5124ded8e60...
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.