Pith Number

pith:XAQUWVYT

pith:2002:XAQUWVYTWIGCLPD7ZMPKT6XDP2

not attested not anchored not stored refs pending

Geometry of meromorphic functions and intersections on moduli spaces of curves

Sergei Shadrin

arxiv:math/0209282 v2 · 2002-09-21 · math.AG · math.GT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XAQUWVYTWIGCLPD7ZMPKT6XDP2}

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	2026-05-18T04:39:59.979933Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b8214b5713b20c25bc7fcb1ea9fae37e9f4dfdd8bdceb2a022498c5366834f7c

Aliases

arxiv: math/0209282 · arxiv_version: math/0209282v2 · doi: 10.48550/arxiv.math/0209282 · pith_short_12: XAQUWVYTWIGC · pith_short_16: XAQUWVYTWIGCLPD7 · pith_short_8: XAQUWVYT

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/XAQUWVYTWIGCLPD7ZMPKT6XDP2 \
  | 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: b8214b5713b20c25bc7fcb1ea9fae37e9f4dfdd8bdceb2a022498c5366834f7c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4b2ba902c00fad258689ca21a53d25d623b90c783c2c480662061057d9fb1b00",
    "cross_cats_sorted": [
      "math.GT"
    ],
    "license": "",
    "primary_cat": "math.AG",
    "submitted_at": "2002-09-21T13:12:46Z",
    "title_canon_sha256": "cb57e6032a4cdf955fde5f97318c7809c7c46e48792854534b3b9d0cc862be1b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0209282",
    "kind": "arxiv",
    "version": 2
  }
}