Pith Number

pith:R7GOTAP3

pith:2011:R7GOTAP3B7NMBDW62O6MV6OM2M

not attested not anchored not stored refs pending

Representing finite convex geometries by relatively convex sets

Kira Adaricheva

arxiv:1101.1539 v1 · 2011-01-07 · math.CO · math.RA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{R7GOTAP3B7NMBDW62O6MV6OM2M}

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	2026-05-18T03:00:59.619586Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8fcce981fb0fdac08eded3bccaf9ccd31023866ed6630d2fd7bb597249be692e

Aliases

arxiv: 1101.1539 · arxiv_version: 1101.1539v1 · doi: 10.48550/arxiv.1101.1539 · pith_short_12: R7GOTAP3B7NM · pith_short_16: R7GOTAP3B7NMBDW6 · pith_short_8: R7GOTAP3

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/R7GOTAP3B7NMBDW62O6MV6OM2M \
  | 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: 8fcce981fb0fdac08eded3bccaf9ccd31023866ed6630d2fd7bb597249be692e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3c5e7c7d29a8c949a3552139b36bd7502e7ff4cabab596feda912843762de83d",
    "cross_cats_sorted": [
      "math.RA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2011-01-07T21:51:00Z",
    "title_canon_sha256": "143f05f86abdea649294e06974b532cc0428c3911385eb16cfb2c33c1ecfd9a6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.1539",
    "kind": "arxiv",
    "version": 1
  }
}