Pith Number

pith:QLRPSXIR

pith:2013:QLRPSXIRIWPSDLI6VIKNXITP2F

not attested not anchored not stored refs pending

Images of Rational Maps of Projective Spaces

Binglin Li

arxiv:1310.8453 v1 · 2013-10-31 · math.AG · math.AC · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QLRPSXIRIWPSDLI6VIKNXITP2F}

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	2026-05-18T03:08:17.000964Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

82e2f95d11459f21ad1eaa14dba26fd15fb4a50a74248f24b035f7b06c6de9e5

Aliases

arxiv: 1310.8453 · arxiv_version: 1310.8453v1 · doi: 10.48550/arxiv.1310.8453 · pith_short_12: QLRPSXIRIWPS · pith_short_16: QLRPSXIRIWPSDLI6 · pith_short_8: QLRPSXIR

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/QLRPSXIRIWPSDLI6VIKNXITP2F \
  | 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: 82e2f95d11459f21ad1eaa14dba26fd15fb4a50a74248f24b035f7b06c6de9e5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dd38da43713f878c1b1ea738a247c935716a068d834309e6c4343a5ef8309c96",
    "cross_cats_sorted": [
      "math.AC",
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2013-10-31T10:50:11Z",
    "title_canon_sha256": "d5b03636aeac56c33220f7096786a60af787ab97dad7e5b2bbd82a14f7a5944c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.8453",
    "kind": "arxiv",
    "version": 1
  }
}