Pith Number

pith:W5PN2EIB

pith:2013:W5PN2EIBRFHORRFXQNIUVF2K4R

not attested not anchored not stored refs pending

Topology of quadrature domains

Nikolai Makarov, Seung-Yeop Lee

arxiv:1307.0487 v2 · 2013-07-01 · math.CV · 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{W5PN2EIBRFHORRFXQNIUVF2K4R}

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	2026-05-18T01:35:05.314908Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b75edd1101894ee8c4b783514a974ae4647eb028119dff8c8a6015c5eefdbfb9

Aliases

arxiv: 1307.0487 · arxiv_version: 1307.0487v2 · doi: 10.48550/arxiv.1307.0487 · pith_short_12: W5PN2EIBRFHO · pith_short_16: W5PN2EIBRFHORRFX · pith_short_8: W5PN2EIB

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/W5PN2EIBRFHORRFXQNIUVF2K4R \
  | 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: b75edd1101894ee8c4b783514a974ae4647eb028119dff8c8a6015c5eefdbfb9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d781e2b0f2f8deee153021ff005516658c0be0d51fb1b2afb8faca9dc1f0ec62",
    "cross_cats_sorted": [
      "math.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CV",
    "submitted_at": "2013-07-01T19:10:05Z",
    "title_canon_sha256": "3e084c7b3c2db660ce89aa419c3ad056d8b0f093008edf53bd4ece09e0d77b5a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.0487",
    "kind": "arxiv",
    "version": 2
  }
}