Pith Number

pith:FDRVDNHN

pith:2009:FDRVDNHNHY6PGGADSA4XU7HL4Y

not attested not anchored not stored refs pending

Lewis-Zagier correspondence for higher order forms

Anton Deitmar

arxiv:0909.5147 v2 · 2009-09-28 · 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{FDRVDNHNHY6PGGADSA4XU7HL4Y}

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	2026-05-18T00:36:14.833287Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

28e351b4ed3e3cf3180390397a7cebe62c25b00baa6448578a75dbc9a93d6eca

Aliases

arxiv: 0909.5147 · arxiv_version: 0909.5147v2 · doi: 10.48550/arxiv.0909.5147 · pith_short_12: FDRVDNHNHY6P · pith_short_16: FDRVDNHNHY6PGGAD · pith_short_8: FDRVDNHN

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/FDRVDNHNHY6PGGADSA4XU7HL4Y \
  | 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: 28e351b4ed3e3cf3180390397a7cebe62c25b00baa6448578a75dbc9a93d6eca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a490d19d661ec9e6013aa23d87270b9c646432a9b19e5ec66fcef200cd5708c5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2009-09-28T17:14:08Z",
    "title_canon_sha256": "7afe7390f553c4a0c7ebe4ba4ab66afa3356135153d626224f060973758451c0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.5147",
    "kind": "arxiv",
    "version": 2
  }
}