Pith Number

pith:X4VVZYZF

pith:2017:X4VVZYZFL4X3CPDBLEHKDLAQBK

not attested not anchored not stored refs pending

High Order Hierarchical Divergence-free Constrained Transport $H(div)$ Finite Element Method for Magnetic Induction Equation

Jun Hu, Shangyou Zhang, Wei Cai

arxiv:1702.01180 v1 · 2017-02-03 · 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{X4VVZYZFL4X3CPDBLEHKDLAQBK}

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	2026-05-18T00:51:24.286786Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bf2b5ce3255f2fb13c61590ea1ac100aa7f52bdf59555129ae56cc2308e51986

Aliases

arxiv: 1702.01180 · arxiv_version: 1702.01180v1 · doi: 10.48550/arxiv.1702.01180 · pith_short_12: X4VVZYZFL4X3 · pith_short_16: X4VVZYZFL4X3CPDB · pith_short_8: X4VVZYZF

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/X4VVZYZFL4X3CPDBLEHKDLAQBK \
  | 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: bf2b5ce3255f2fb13c61590ea1ac100aa7f52bdf59555129ae56cc2308e51986

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e8be95c5397b68bdfd04b892f1d50e848704b2c1c553430335dd4dfc988198ee",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2017-02-03T21:49:17Z",
    "title_canon_sha256": "4d831a3fa1f28c323d226b85b9945a84e85c5ff9b09fa75c10f4eb1e2f0b24a2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.01180",
    "kind": "arxiv",
    "version": 1
  }
}