Pith Number

pith:NTZWRIV7

pith:2015:NTZWRIV75BRELJ4WKMSTNTUCWU

not attested not anchored not stored refs pending

The Heun functions as a modern powerful tool for research in different scientific domains

P P Fiziev

arxiv:1512.04025 v1 · 2015-12-13 · math-ph · math.MP

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NTZWRIV75BRELJ4WKMSTNTUCWU}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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.

Cited by

1 paper in Pith

Pauli equation in spaces of constant curvature and extended Nikiforov-Uvarov method

Receipt and verification

First computed	2026-05-18T01:24:23.304766Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6cf368a2bfe86245a796532536ce82b53cdfdc9853d824f9ce3849ddb089b84f

Aliases

arxiv: 1512.04025 · arxiv_version: 1512.04025v1 · doi: 10.48550/arxiv.1512.04025 · pith_short_12: NTZWRIV75BRE · pith_short_16: NTZWRIV75BRELJ4W · pith_short_8: NTZWRIV7

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/NTZWRIV75BRELJ4WKMSTNTUCWU \
  | 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: 6cf368a2bfe86245a796532536ce82b53cdfdc9853d824f9ce3849ddb089b84f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "386708603a66246be0f0d3aa9d27d0330a8b0350dc38ec72baa525250b5d6e65",
    "cross_cats_sorted": [
      "math.MP"
    ],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2015-12-13T09:44:15Z",
    "title_canon_sha256": "74b6938f7fc04fcd7737f7fbcb775edfc5ecfbb5601c0fc7c0524a110346aef9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.04025",
    "kind": "arxiv",
    "version": 1
  }
}