Pith Number

pith:J6RKNVQ7

pith:2025:J6RKNVQ753SITGYTRN7E64RXT5

not attested not anchored not stored refs pending

Building sets, Chow rings, and their Hilbert series

Christopher Eur, Jacob P. Matherne, Lorenzo Vecchi, Luis Ferroni, Roberto Pagaria

arxiv:2504.16776 v2 · 2025-04-23 · 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{J6RKNVQ753SITGYTRN7E64RXT5}

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.

Cited by

3 papers in Pith

Tangent classes of matroids and wonderful compactifications

Real-rootedness of the Poincar\'e polynomials of $\overline{\mathcal M}_{0,n}$: an AI-assisted proof

Receipt and verification

First computed	2026-08-19T01:28:14.593646Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4fa2a6d61feee4899b138b7e4f72379f730454c50240192407125a552a3e1a5c

Aliases

arxiv: 2504.16776 · arxiv_version: 2504.16776v2 · doi: 10.48550/arxiv.2504.16776 · pith_short_12: J6RKNVQ753SI · pith_short_16: J6RKNVQ753SITGYT · pith_short_8: J6RKNVQ7

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/J6RKNVQ753SITGYTRN7E64RXT5 \
  | 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: 4fa2a6d61feee4899b138b7e4f72379f730454c50240192407125a552a3e1a5c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0b7dc8c47e35603c407b68f0f8ad1b52aa3b3ca7dbb57feec022f1c064b57ba0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2025-04-23T14:49:10Z",
    "title_canon_sha256": "636f2307a714d2f2cad055bcb160fd6f19fe0f6269dc7bfce00ae8f2ab7a035c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.16776",
    "kind": "arxiv",
    "version": 2
  }
}