Pith Number

pith:Z7V3SOZU

pith:2015:Z7V3SOZUHD3MCTICJA3TMOZCLP

not attested not anchored not stored refs pending

Functional composition of polynomials: indecomposability, Diophantine equations and lacunary polynomials

Dijana Kreso, Robert F. Tichy

arxiv:1503.05401 v1 · 2015-03-18 · math.NT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Z7V3SOZUHD3MCTICJA3TMOZCLP}

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	2026-05-18T02:21:50.527603Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cfebb93b3438f6c14d024837363b225be3154f1fbd404a0c0327089e4fcf41cd

Aliases

arxiv: 1503.05401 · arxiv_version: 1503.05401v1 · doi: 10.48550/arxiv.1503.05401 · pith_short_12: Z7V3SOZUHD3M · pith_short_16: Z7V3SOZUHD3MCTIC · pith_short_8: Z7V3SOZU

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/Z7V3SOZUHD3MCTICJA3TMOZCLP \
  | 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: cfebb93b3438f6c14d024837363b225be3154f1fbd404a0c0327089e4fcf41cd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "393d8bec2442e8f84c711b1e38bc0f37c0352d536717dade57423322c051ad1b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2015-03-18T13:37:07Z",
    "title_canon_sha256": "049283155ef4fbf9a7aea14ca41adb3e7e50c569479076b6ecaa88ae3a525b26"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.05401",
    "kind": "arxiv",
    "version": 1
  }
}