Pith Number

pith:ID6TEAYF

pith:2007:ID6TEAYFUT57YN6KKPQ7MXGILQ

not attested not anchored not stored refs pending

A Compactification of the Space of Algebraic Maps from P^1 to P^n

Jiayuan Lin, Yi Hu, Yijun Shao

arxiv:math/0701255 v4 · 2007-01-09 · math.AG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ID6TEAYFUT57YN6KKPQ7MXGILQ}

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	2026-05-18T04:25:28.975398Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

40fd320305a4fbfc37ca53e1f65cc85c17dd8abbdeff62635e0cfe7420f6e044

Aliases

arxiv: math/0701255 · arxiv_version: math/0701255v4 · doi: 10.48550/arxiv.math/0701255 · pith_short_12: ID6TEAYFUT57 · pith_short_16: ID6TEAYFUT57YN6K · pith_short_8: ID6TEAYF

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/ID6TEAYFUT57YN6KKPQ7MXGILQ \
  | 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: 40fd320305a4fbfc37ca53e1f65cc85c17dd8abbdeff62635e0cfe7420f6e044

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2459220f6d9fe2092aba58f09921647951c30114dc9bebb5323b1895cc537a7d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2007-01-09T16:29:38Z",
    "title_canon_sha256": "808830d181e5c17889bccf96b5164d4ce7e754c1f13588a4b9e1f9c1eb99ae36"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0701255",
    "kind": "arxiv",
    "version": 4
  }
}