Pith Number

pith:353IGV3C

pith:2002:353IGV3CYTEAAX3A42JJKYRYMW

not attested not anchored not stored refs pending

Identification of nonlinearity in conductivity equation via Dirichlet-to-Neumann map

Gen Nakamura, Hyeonbae Kang

arxiv:math-ph/0201022 v1 · 2002-01-09 · 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{353IGV3CYTEAAX3A42JJKYRYMW}

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	2026-05-18T01:38:34.342459Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

df76835762c4c8005f60e69295623865b4137e054b20555bcf47434633ec9a94

Aliases

arxiv: math-ph/0201022 · arxiv_version: math-ph/0201022v1 · doi: 10.48550/arxiv.math-ph/0201022 · pith_short_12: 353IGV3CYTEA · pith_short_16: 353IGV3CYTEAAX3A · pith_short_8: 353IGV3C

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/353IGV3CYTEAAX3A42JJKYRYMW \
  | 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: df76835762c4c8005f60e69295623865b4137e054b20555bcf47434633ec9a94

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1c2e5930fb9232f0f1c874085c5bb6f038ea8740911ab8352a0987671e869a17",
    "cross_cats_sorted": [
      "math.MP"
    ],
    "license": "",
    "primary_cat": "math-ph",
    "submitted_at": "2002-01-09T22:48:01Z",
    "title_canon_sha256": "657a280f026995c62bb580ecf405e3494a1c9982961adca27794533bc52babf8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math-ph/0201022",
    "kind": "arxiv",
    "version": 1
  }
}