Pith Number

pith:ICRVZOG7

pith:2009:ICRVZOG7UHBBE4XM5IX3P5UBYP

not attested not anchored not stored refs pending

A Fundamental Domain for V_3

Mary Rees

arxiv:0904.0328 v2 · 2009-04-02 · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ICRVZOG7UHBBE4XM5IX3P5UBYP}

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	2026-05-18T02:24:56.130975Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

40a35cb8dfa1c21272ecea2fb7f681c3cfbacd9a5be49c6ca19ec659393b19bd

Aliases

arxiv: 0904.0328 · arxiv_version: 0904.0328v2 · doi: 10.48550/arxiv.0904.0328 · pith_short_12: ICRVZOG7UHBB · pith_short_16: ICRVZOG7UHBBE4XM · pith_short_8: ICRVZOG7

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/ICRVZOG7UHBBE4XM5IX3P5UBYP \
  | 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: 40a35cb8dfa1c21272ecea2fb7f681c3cfbacd9a5be49c6ca19ec659393b19bd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3b445a234ecf711a52a20d02d16546df69574cdd8213cf66f773cf2f771357ec",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2009-04-02T08:28:43Z",
    "title_canon_sha256": "739b569fff07488b40cf11880fff81fa825c51ab85c00ab93c0a2fc4e830fe47"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0904.0328",
    "kind": "arxiv",
    "version": 2
  }
}