Pith Number

pith:Q23IR73F

pith:2019:Q23IR73FSVCD3QXZ46GJBUCOVW

not attested not anchored not stored refs pending

Deep learning brain conductivity mapping using a patch-based 3D U-net

Cornelis A. T. van den Berg, Khin Khin Tha, Nils Hampe, Stefano Mandija, Ulrich Katscher

arxiv:1908.04118 v1 · 2019-08-12 · physics.med-ph · eess.IV · q-bio.NC

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Q23IR73FSVCD3QXZ46GJBUCOVW}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-04T23:53:20.904490Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

86b688ff6595443dc2f9e78c90d04eada927eddcb3479a862ddfbdc819b78ff4

Aliases

arxiv: 1908.04118 · arxiv_version: 1908.04118v1 · doi: 10.48550/arxiv.1908.04118 · pith_short_12: Q23IR73FSVCD · pith_short_16: Q23IR73FSVCD3QXZ · pith_short_8: Q23IR73F

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/Q23IR73FSVCD3QXZ46GJBUCOVW \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 86b688ff6595443dc2f9e78c90d04eada927eddcb3479a862ddfbdc819b78ff4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "895ad80b10c9bd6e4f8f8a0cc8d0a286c82cb398b039aa01c7fc0fab350905ae",
    "cross_cats_sorted": [
      "eess.IV",
      "q-bio.NC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.med-ph",
    "submitted_at": "2019-08-12T12:38:02Z",
    "title_canon_sha256": "e9f18978a75a5fef2edc55a9a7f228fc6fa3a810238be72d70a510692e29ccbc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.04118",
    "kind": "arxiv",
    "version": 1
  }
}