Pith Number

pith:CNY2KTAA

pith:2011:CNY2KTAAA7GSENMLPTMN24HY35

not attested not anchored not stored refs pending

PHCpack in Macaulay2

Elizabeth Gross, Jan Verschelde, Sonja Petrovi\'c

arxiv:1105.4881 v2 · 2011-05-24 · math.AG · cs.MS · cs.SC · math.AC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CNY2KTAAA7GSENMLPTMN24HY35}

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	2026-05-18T03:43:40.588199Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1371a54c0007cd22358b7cd8dd70f8df76ef806619784b30ce520e05a5fd17a4

Aliases

arxiv: 1105.4881 · arxiv_version: 1105.4881v2 · doi: 10.48550/arxiv.1105.4881 · pith_short_12: CNY2KTAAA7GS · pith_short_16: CNY2KTAAA7GSENML · pith_short_8: CNY2KTAA

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/CNY2KTAAA7GSENMLPTMN24HY35 \
  | 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: 1371a54c0007cd22358b7cd8dd70f8df76ef806619784b30ce520e05a5fd17a4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "af91b55dfe171418790a91429724b4ccbe07bfda400253c939b8f1c535fae212",
    "cross_cats_sorted": [
      "cs.MS",
      "cs.SC",
      "math.AC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2011-05-24T20:15:08Z",
    "title_canon_sha256": "9727c887b403d8458b9cf662f6631b53280883ee230ae230b446fcd7057cf01c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.4881",
    "kind": "arxiv",
    "version": 2
  }
}