Pith Number

pith:4ZFHSYLZ

pith:2010:4ZFHSYLZTUNXCL6XBSILNTZQRN

not attested not anchored not stored refs pending

Splitting schemes for hyperbolic heat conduction equation

Petr N. Vabishchevich

arxiv:1010.2412 v1 · 2010-10-12 · cs.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4ZFHSYLZTUNXCL6XBSILNTZQRN}

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	2026-05-18T04:39:28.048263Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e64a7961799d1b712fd70c90b6cf308b4efc2d5416c7ba9149c73cbc5a1c888e

Aliases

arxiv: 1010.2412 · arxiv_version: 1010.2412v1 · doi: 10.48550/arxiv.1010.2412 · pith_short_12: 4ZFHSYLZTUNX · pith_short_16: 4ZFHSYLZTUNXCL6X · pith_short_8: 4ZFHSYLZ

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/4ZFHSYLZTUNXCL6XBSILNTZQRN \
  | 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: e64a7961799d1b712fd70c90b6cf308b4efc2d5416c7ba9149c73cbc5a1c888e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c2dbf042e53ab1034277d937f1ee3840d37a1680c33d29fdf8d2974f1dbc52ef",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NA",
    "submitted_at": "2010-10-12T15:18:47Z",
    "title_canon_sha256": "8d21740cba65caf83d758d83a740bc1c7c9afc0199a9ba1dd4eb69b5e9568268"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1010.2412",
    "kind": "arxiv",
    "version": 1
  }
}