Pith Number

pith:2EFYPMK7

pith:2019:2EFYPMK7GS3JLCSHE4OQNBXJOX

not attested not anchored not stored refs pending

Homogenization of time-fractional diffusion equations with periodic coefficients

Guanglian Li, Jiuhua Hu

arxiv:1903.08534 v1 · 2019-03-20 · math.NA · 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{2EFYPMK7GS3JLCSHE4OQNBXJOX}

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	2026-06-04T20:14:15.645705Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d10b87b15f34b6958a47271d0686e975eddff8e0be76e0439fb9d579302ac99f

Aliases

arxiv: 1903.08534 · arxiv_version: 1903.08534v1 · doi: 10.48550/arxiv.1903.08534 · pith_short_12: 2EFYPMK7GS3J · pith_short_16: 2EFYPMK7GS3JLCSH · pith_short_8: 2EFYPMK7

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/2EFYPMK7GS3JLCSHE4OQNBXJOX \
  | 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: d10b87b15f34b6958a47271d0686e975eddff8e0be76e0439fb9d579302ac99f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8877a65e88f828d0ce3d0c9e0454c92b4902861076af318e3a58a69bbf04d7ab",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2019-03-20T14:56:00Z",
    "title_canon_sha256": "4c1fa3c6b7b66d0f180dc4f3c34b50485b7ed9078b495d684156dde0d09df1bc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.08534",
    "kind": "arxiv",
    "version": 1
  }
}