Pith Number

pith:6BSJRQNS

pith:2012:6BSJRQNSEPOOAZCUCSHJKNQ3MZ

not attested not anchored not stored refs pending

Convergence of a finite difference method for the KdV and modified KdV equations with $L^2$ data

M\'ario Figueira, Paulo Amorim

arxiv:1202.1232 v1 · 2012-02-06 · math.NA · 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{6BSJRQNSEPOOAZCUCSHJKNQ3MZ}

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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	2026-05-18T04:02:54.821261Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f06498c1b223dce06454148e95361b66502c5b8fa39d02d3baf3d5d2118334c7

Aliases

arxiv: 1202.1232 · arxiv_version: 1202.1232v1 · doi: 10.48550/arxiv.1202.1232 · pith_short_12: 6BSJRQNSEPOO · pith_short_16: 6BSJRQNSEPOOAZCU · pith_short_8: 6BSJRQNS

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/6BSJRQNSEPOOAZCUCSHJKNQ3MZ \
  | 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: f06498c1b223dce06454148e95361b66502c5b8fa39d02d3baf3d5d2118334c7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e6f11c03953ef69305941085ee5b7f2fbb34ae2a6a82e32f0f9fa4b7eab1d13b",
    "cross_cats_sorted": [
      "math.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2012-02-06T18:24:41Z",
    "title_canon_sha256": "5a4ce0d4d1f33e774b4ad826bccaafd6e19c9e294593139c628c0d21277636a5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.1232",
    "kind": "arxiv",
    "version": 1
  }
}