Pith Number

pith:I2VP4L3D

pith:2021:I2VP4L3DB3V72HBOEIZBUEX2UU

not attested not anchored not stored refs pending

Neural Born Iteration Method For Solving Inverse Scattering Problems: 2D Cases

Fan Yang, Maokun Li, Tao Shan, Xiaoqian Song, Zhensheng Xu, Zhichao Lin

arxiv:2112.09831 v2 · 2021-12-18 · physics.comp-ph · cs.AI · eess.IV

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\usepackage{pith}
\pithnumber{I2VP4L3DB3V72HBOEIZBUEX2UU}

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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	2026-07-05T07:14:49.359767Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

46aafe2f630eebfd1c2e22321a12faa51d6310d0cc8e4466238613dc222ed038

Aliases

arxiv: 2112.09831 · arxiv_version: 2112.09831v2 · doi: 10.48550/arxiv.2112.09831 · pith_short_12: I2VP4L3DB3V7 · pith_short_16: I2VP4L3DB3V72HBO · pith_short_8: I2VP4L3D

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/I2VP4L3DB3V72HBOEIZBUEX2UU \
  | 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: 46aafe2f630eebfd1c2e22321a12faa51d6310d0cc8e4466238613dc222ed038

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b14ff00a15cac142f1a2f6bfb7886b84adf83d5ebdf15ebf193ae2f452861010",
    "cross_cats_sorted": [
      "cs.AI",
      "eess.IV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2021-12-18T03:22:41Z",
    "title_canon_sha256": "32c41fa1b3d682b831df190979bc78de981b4a7ef9f40b08d0a3260a99b5d496"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.09831",
    "kind": "arxiv",
    "version": 2
  }
}