Pith Number

pith:KDTARC6V

pith:2012:KDTARC6VQB6K2NMWEAFCMEGI4N

not attested not anchored not stored refs pending

Potential good reduction of degree 2 rational maps

Diane Yap

arxiv:1205.2743 v1 · 2012-05-12 · 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{KDTARC6VQB6K2NMWEAFCMEGI4N}

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	2026-05-18T03:55:46.121188Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

50e6088bd5807cad3596200a2610c8e3451ad60026ddc11eae68d55f86b112d3

Aliases

arxiv: 1205.2743 · arxiv_version: 1205.2743v1 · doi: 10.48550/arxiv.1205.2743 · pith_short_12: KDTARC6VQB6K · pith_short_16: KDTARC6VQB6K2NMW · pith_short_8: KDTARC6V

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/KDTARC6VQB6K2NMWEAFCMEGI4N \
  | 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: 50e6088bd5807cad3596200a2610c8e3451ad60026ddc11eae68d55f86b112d3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2ea90606475a42fef4bf665f51f94709a723bad9929aa4bdeddfbe1499248344",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2012-05-12T03:44:46Z",
    "title_canon_sha256": "c83ea5af1c13eddd65a16d9a67a120c3cd9e7535ca8cf46c00b904e3817dac8b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.2743",
    "kind": "arxiv",
    "version": 1
  }
}