Pith Number

pith:IFXT6GVX

pith:2001:IFXT6GVXAUUGEYOXWFVL7G2GZ2

not attested not anchored not stored refs pending

Beyond the poor man's implementation of unconditionally stable algorithms to solve the time-dependent Maxwell Equations

H. De Raedt, J.S. Kole, M.T. Figge

arxiv:physics/0112069 v1 · 2001-12-20 · physics.comp-ph · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IFXT6GVXAUUGEYOXWFVL7G2GZ2}

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	2026-07-04T16:28:52.708749Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

416f3f1ab705286261d7b16abf9b46cea8679b1b9389f08731b8421d2cbb39c5

Aliases

arxiv: physics/0112069 · arxiv_version: physics/0112069v1 · doi: 10.48550/arxiv.physics/0112069 · pith_short_12: IFXT6GVXAUUG · pith_short_16: IFXT6GVXAUUGEYOX · pith_short_8: IFXT6GVX

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/IFXT6GVXAUUGEYOXWFVL7G2GZ2 \
  | 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: 416f3f1ab705286261d7b16abf9b46cea8679b1b9389f08731b8421d2cbb39c5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "daab4283c8e379217d276554d6122d495a403cf589ef19d19f148806ced1403c",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2001-12-20T10:56:47Z",
    "title_canon_sha256": "f6472b5c759b834d305929d073e9c31c4f5c43f27dcb39cde78d595030e6b386"
  },
  "schema_version": "1.0",
  "source": {
    "id": "physics/0112069",
    "kind": "arxiv",
    "version": 1
  }
}