Pith Number

pith:C2WJONRX

pith:2013:C2WJONRXPSJINXK47VWX3TVU55

not attested not anchored not stored refs pending

On Koszulity in homology of moduli spaces of stable n-pointed curves of genus zero

Natalia Iyudu

arxiv:1304.6343 v2 · 2013-04-23 · math.RA · math.AC · math.QA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{C2WJONRXPSJINXK47VWX3TVU55}

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	2026-05-18T00:30:09.833537Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

16ac9736377c9286dd5cfd6d7dceb4ef592c21486091bdc8f234e5f123ae49c0

Aliases

arxiv: 1304.6343 · arxiv_version: 1304.6343v2 · doi: 10.48550/arxiv.1304.6343 · pith_short_12: C2WJONRXPSJI · pith_short_16: C2WJONRXPSJINXK4 · pith_short_8: C2WJONRX

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/C2WJONRXPSJINXK47VWX3TVU55 \
  | 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: 16ac9736377c9286dd5cfd6d7dceb4ef592c21486091bdc8f234e5f123ae49c0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b4e09fc415c779c6ad84ae0b9e11fdb5cad9f9089944e7a9b515de31862696b6",
    "cross_cats_sorted": [
      "math.AC",
      "math.QA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2013-04-23T16:40:30Z",
    "title_canon_sha256": "bbd1a5f556f7a7b09ee2c94a36704bb3cb1008f4295ab8e2ab9b1f04218b37a5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.6343",
    "kind": "arxiv",
    "version": 2
  }
}