Pith Number

pith:CSLCL4FC

pith:2019:CSLCL4FCSPYCVGVWLYN64TNF2D

not attested not anchored not stored refs pending

Inverse electromagnetic source scattering problems with multi-frequency sparse phased and phaseless far field data

Xia Ji, XiaoDong Liu

arxiv:1906.02187 v1 · 2019-06-05 · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CSLCL4FCSPYCVGVWLYN64TNF2D}

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	2026-05-17T23:44:01.926786Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

149625f0a293f02a9ab65e1bee4da5d0d00577701c4059d1980020d26a9a4938

Aliases

arxiv: 1906.02187 · arxiv_version: 1906.02187v1 · doi: 10.48550/arxiv.1906.02187 · pith_short_12: CSLCL4FCSPYC · pith_short_16: CSLCL4FCSPYCVGVW · pith_short_8: CSLCL4FC

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/CSLCL4FCSPYCVGVWLYN64TNF2D \
  | 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: 149625f0a293f02a9ab65e1bee4da5d0d00577701c4059d1980020d26a9a4938

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8d4beaafe867738483bdfcf7499e01e931a523131196aab4492c9e23ed82c2eb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2019-06-05T11:50:37Z",
    "title_canon_sha256": "f630148ddf0dccbe674bbf6e5f7cfe62470bfc8b7a2ef166115655e11e785530"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.02187",
    "kind": "arxiv",
    "version": 1
  }
}