Pith Number

pith:534MPRWA

pith:2012:534MPRWAGFP2SQDTAZXBZPMVGX

not attested not anchored not stored refs pending

Sur les solutions friables de l'\'equation a+b=c

Sary Drappeau

arxiv:1203.1742 v1 · 2012-03-08 · 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{534MPRWAGFP2SQDTAZXBZPMVGX}

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	2026-05-18T03:04:22.741024Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eef8c7c6c0315fa94073066e1cbd9535dc561188f3d10dec42cecab29af47b78

Aliases

arxiv: 1203.1742 · arxiv_version: 1203.1742v1 · doi: 10.48550/arxiv.1203.1742 · pith_short_12: 534MPRWAGFP2 · pith_short_16: 534MPRWAGFP2SQDT · pith_short_8: 534MPRWA

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/534MPRWAGFP2SQDTAZXBZPMVGX \
  | 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: eef8c7c6c0315fa94073066e1cbd9535dc561188f3d10dec42cecab29af47b78

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4a0f6582408357ec2a1ebe680c4e11de3895d87e4a3f57f1837e911ad3acbbab",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2012-03-08T10:41:46Z",
    "title_canon_sha256": "61a82f734d88795bc6b6dd92008fa95e4e0363a08733f94097dcf63e80ef122a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.1742",
    "kind": "arxiv",
    "version": 1
  }
}