Pith Number

pith:2VMVF4GT

pith:2012:2VMVF4GTGWLVCKBWT2Z5ZSW4H4

not attested not anchored not stored refs pending

A Direct Sampling Method for Inverse Scattering Using Far-Field Data

Jingzhi Li, Jun Zou

arxiv:1206.0727 v2 · 2012-06-02 · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2VMVF4GTGWLVCKBWT2Z5ZSW4H4}

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	2026-05-18T03:37:52.804701Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d55952f0d335975128369eb3dccadc3f0560002bd5a0d68682f1c0e8f00a1fef

Aliases

arxiv: 1206.0727 · arxiv_version: 1206.0727v2 · doi: 10.48550/arxiv.1206.0727 · pith_short_12: 2VMVF4GTGWLV · pith_short_16: 2VMVF4GTGWLVCKBW · pith_short_8: 2VMVF4GT

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/2VMVF4GTGWLVCKBWT2Z5ZSW4H4 \
  | 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: d55952f0d335975128369eb3dccadc3f0560002bd5a0d68682f1c0e8f00a1fef

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6e7d93e3ac14178a01a94b6529aa1d2235e05e6d71566eb75b2b8ab454f4b979",
    "cross_cats_sorted": [
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2012-06-02T01:56:38Z",
    "title_canon_sha256": "305cb2a15d4a65146cf6aa369c33232f1486a13a2c53649eecfe53bf79f3c797"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1206.0727",
    "kind": "arxiv",
    "version": 2
  }
}