Pith Number

pith:GYFX2FGJ

pith:2021:GYFX2FGJJA2HCQ2KTPSH63DBAS

not attested not anchored not stored refs pending

The Varchenko-Gel'fand Ring of a Cone

Galen Dorpalen-Barry

arxiv:2104.02740 v2 · 2021-04-06 · 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{GYFX2FGJJA2HCQ2KTPSH63DBAS}

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	2026-07-05T05:40:29.751661Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

360b7d14c9483471434a9be47f6c6104b728ba33ca733e7a75be2253a77a9c26

Aliases

arxiv: 2104.02740 · arxiv_version: 2104.02740v2 · doi: 10.48550/arxiv.2104.02740 · pith_short_12: GYFX2FGJJA2H · pith_short_16: GYFX2FGJJA2HCQ2K · pith_short_8: GYFX2FGJ

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/GYFX2FGJJA2HCQ2KTPSH63DBAS \
  | 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: 360b7d14c9483471434a9be47f6c6104b728ba33ca733e7a75be2253a77a9c26

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6806a68f9d31a28eb75087789e83e9baf2fee276fab1dd5f43639c4f463e9864",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2021-04-06T18:26:09Z",
    "title_canon_sha256": "5ed05d777dd9a5b014dd1ced9d5d68048996368f8f159221298fbd15d83ca8ea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.02740",
    "kind": "arxiv",
    "version": 2
  }
}