Pith Number

pith:H2NBGZ7F

pith:2017:H2NBGZ7FJQQVSHW2B42PW2KP27

not attested not anchored not stored refs pending

A fast second-order implicit difference method for time-space fractional advection-diffusion equation

Ting-Zhu Huang, Wei-Hua Luo, Xian-Ming Gu, Yong-Liang Zhao

arxiv:1704.06733 v2 · 2017-04-22 · 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{H2NBGZ7FJQQVSHW2B42PW2KP27}

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	2026-05-17T23:40:56.305670Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3e9a1367e54c21591eda0f34fb694fd7de4ce64cc592792500b622ca274474a1

Aliases

arxiv: 1704.06733 · arxiv_version: 1704.06733v2 · doi: 10.48550/arxiv.1704.06733 · pith_short_12: H2NBGZ7FJQQV · pith_short_16: H2NBGZ7FJQQVSHW2 · pith_short_8: H2NBGZ7F

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/H2NBGZ7FJQQVSHW2B42PW2KP27 \
  | 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: 3e9a1367e54c21591eda0f34fb694fd7de4ce64cc592792500b622ca274474a1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "17651e6e400e540610cbce886a05ddd552f12b5e8e7317b71a53f075c81e2eb0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2017-04-22T01:45:46Z",
    "title_canon_sha256": "3266ac7f2b4f54d190cd068cd77a21f3ea9286417e89329de053bc3e69c8368f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.06733",
    "kind": "arxiv",
    "version": 2
  }
}