Pith Number

pith:E7YZQPFB

pith:2013:E7YZQPFBE6DMLP2TITSEOV3RDA

not attested not anchored not stored refs pending

A Comparison Study of Two Methods for Elliptic Boundary Value Problems

James Glimm, Jian Du, Roman Samulyak, Shuqiang Wang

arxiv:1304.5540 v1 · 2013-04-19 · math.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{E7YZQPFBE6DMLP2TITSEOV3RDA}

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	2026-05-18T03:27:31.757072Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

27f1983ca12786c5bf5344e44757711816ea65ad993e8a718c5c5a6723a359b3

Aliases

arxiv: 1304.5540 · arxiv_version: 1304.5540v1 · doi: 10.48550/arxiv.1304.5540 · pith_short_12: E7YZQPFBE6DM · pith_short_16: E7YZQPFBE6DMLP2T · pith_short_8: E7YZQPFB

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/E7YZQPFBE6DMLP2TITSEOV3RDA \
  | 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: 27f1983ca12786c5bf5344e44757711816ea65ad993e8a718c5c5a6723a359b3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bac7d338be626ad7ffb9f196b9ed9a0350731b8347b92d54486141f645faabd0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2013-04-19T20:37:57Z",
    "title_canon_sha256": "eee3775d3d2f7ac290527bbd725026658a738e083f774c104eb5f7d9ca5d6059"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.5540",
    "kind": "arxiv",
    "version": 1
  }
}