Pith Number

pith:W3TR4LPE

pith:2013:W3TR4LPEKCDNBAIVV3Y2UYPVI2

not attested not anchored not stored refs pending

Application of the Wasserstein metric to seismic signals

Bjorn Engquist, Brittany D. Froese

arxiv:1311.4581 v1 · 2013-11-18 · 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{W3TR4LPEKCDNBAIVV3Y2UYPVI2}

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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.

Cited by

1 paper in Pith

Reduced-order modeling for electromagnetic inverse problems: a layered medium benchmark

Receipt and verification

First computed	2026-05-18T03:06:43.924756Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b6e71e2de45086d08115aef1aa61f5469d3c1b9880d887ac75a93a242131c0ab

Aliases

arxiv: 1311.4581 · arxiv_version: 1311.4581v1 · doi: 10.48550/arxiv.1311.4581 · pith_short_12: W3TR4LPEKCDN · pith_short_16: W3TR4LPEKCDNBAIV · pith_short_8: W3TR4LPE

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/W3TR4LPEKCDNBAIVV3Y2UYPVI2 \
  | 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: b6e71e2de45086d08115aef1aa61f5469d3c1b9880d887ac75a93a242131c0ab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a6123e905ef28cf274db84ae3694009beede95e0da7c8f0d6b5d06ae55d08b02",
    "cross_cats_sorted": [
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2013-11-18T22:46:24Z",
    "title_canon_sha256": "73c669e24e3b8cda0e2fb9d76cbf29316a20593b775373da4ee815d64ab1677c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.4581",
    "kind": "arxiv",
    "version": 1
  }
}