Pith Number

pith:B5TGOFUF

pith:2013:B5TGOFUFMJNC45IRWSM4O6KN65

not attested not anchored not stored refs pending

Numerical Gradient Schemes for Heat Equations Based on the Collocation Polynomial and Hermite Interpolation

Er-Jie Zhong, Hou-Biao Li, Ming-Yan Song, Xian-Ming Gu

arxiv:1305.5836 v4 · 2013-05-24 · 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{B5TGOFUFMJNC45IRWSM4O6KN65}

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	2026-05-18T02:25:34.347385Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0f66671685625a2e7511b499c7794df753dc34bb11d495655ec6a0f165512f64

Aliases

arxiv: 1305.5836 · arxiv_version: 1305.5836v4 · doi: 10.48550/arxiv.1305.5836 · pith_short_12: B5TGOFUFMJNC · pith_short_16: B5TGOFUFMJNC45IR · pith_short_8: B5TGOFUF

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/B5TGOFUFMJNC45IRWSM4O6KN65 \
  | 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: 0f66671685625a2e7511b499c7794df753dc34bb11d495655ec6a0f165512f64

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "347b04264d3b82c7e85a00e4f1a26331d97d037ae94f4dd474f9e0db4721eaca",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2013-05-24T19:48:38Z",
    "title_canon_sha256": "e90c9fe4c62ac0dc79621c489d0da728ea0d0113ca0c3a60baeb2e81c9a2dd9a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.5836",
    "kind": "arxiv",
    "version": 4
  }
}