Pith Number

pith:YFGCABRV

pith:2015:YFGCABRV5C7H7EKTH5DX2K2L3S

not attested not anchored not stored refs pending

A Weak Galerkin Finite Element Method for A Type of Fourth Order Problem Arising From Fluorescence Tomography

Chunmei Wang, Haomin Zhou

arxiv:1510.06001 v1 · 2015-10-20 · 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{YFGCABRV5C7H7EKTH5DX2K2L3S}

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	2026-05-18T01:29:39.040586Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c14c200635e8be7f91533f477d2b4bdc992863b9f4ec74c3ddfc73c69ed9adc4

Aliases

arxiv: 1510.06001 · arxiv_version: 1510.06001v1 · doi: 10.48550/arxiv.1510.06001 · pith_short_12: YFGCABRV5C7H · pith_short_16: YFGCABRV5C7H7EKT · pith_short_8: YFGCABRV

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/YFGCABRV5C7H7EKTH5DX2K2L3S \
  | 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: c14c200635e8be7f91533f477d2b4bdc992863b9f4ec74c3ddfc73c69ed9adc4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c367fa9b1231593a069ba07a3ce127077914e762e71a91a077d51011abddab85",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2015-10-20T18:20:01Z",
    "title_canon_sha256": "0c63dd404b44b2ae2691dfc723b880a8fc13f96e1c4fdb435abdc40bd352b869"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.06001",
    "kind": "arxiv",
    "version": 1
  }
}