Pith Number

pith:Q6MSHRRX

pith:2012:Q6MSHRRXHWKFZZWFT26JMN5ENE

not attested not anchored not stored refs pending

On constructions and parameters of symmetric configurations v_{k}

Alexander A. Davydov, Fernanda Pambianco, Giorgio Faina, Massimo Giulietti, Stefano Marcugini

arxiv:1203.0709 v1 · 2012-03-04 · 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{Q6MSHRRXHWKFZZWFT26JMN5ENE}

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	2026-05-18T04:00:50.798301Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

879923c6373d945ce6c59ebc9637a46917d2fc01116f87d9231e4942cfab43ca

Aliases

arxiv: 1203.0709 · arxiv_version: 1203.0709v1 · doi: 10.48550/arxiv.1203.0709 · pith_short_12: Q6MSHRRXHWKF · pith_short_16: Q6MSHRRXHWKFZZWF · pith_short_8: Q6MSHRRX

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/Q6MSHRRXHWKFZZWFT26JMN5ENE \
  | 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: 879923c6373d945ce6c59ebc9637a46917d2fc01116f87d9231e4942cfab43ca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f61b748b2b29d295cadf9da644f8b83d498b09402695cfc28afae952d41094d5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2012-03-04T04:58:03Z",
    "title_canon_sha256": "9dace18d25e04aa7e25ac2e73ed8b701368d87af53cd4abc6e3b973a405b8199"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.0709",
    "kind": "arxiv",
    "version": 1
  }
}