Pith Number

pith:VAX2KYMZ

pith:2025:VAX2KYMZUIF5N64FQ7A563KT5K

not attested not anchored not stored refs pending

Pulmonary electrical impedance tomography based on deep recurrent neural networks

Hanyun Wen, Jianping Li, Jun Zhang, Suqin Zhang, Wei Jiang, Xingxing Zhou, Zhenzhong Song

arxiv:2504.14521 v1 · 2025-04-20 · physics.bio-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VAX2KYMZUIF5N64FQ7A563KT5K}

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	2026-07-05T10:51:44.759568Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a82fa56199a20bd6fb8587c1df6d53eaab3f6c3e1950813f74e3ed006404dee8

Aliases

arxiv: 2504.14521 · arxiv_version: 2504.14521v1 · doi: 10.48550/arxiv.2504.14521 · pith_short_12: VAX2KYMZUIF5 · pith_short_16: VAX2KYMZUIF5N64F · pith_short_8: VAX2KYMZ

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/VAX2KYMZUIF5N64FQ7A563KT5K \
  | 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: a82fa56199a20bd6fb8587c1df6d53eaab3f6c3e1950813f74e3ed006404dee8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "efb9449c7c2c2b9429d3b94e58dab0fdfe0cb6f29c796ac3034f1e6e8cb803a9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.bio-ph",
    "submitted_at": "2025-04-20T07:38:03Z",
    "title_canon_sha256": "ff5673036c9ad71fcac77ae1374810a4d5fbdb33db177588d0a4e213e9cf19e8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.14521",
    "kind": "arxiv",
    "version": 1
  }
}