Pith Number

pith:WZBYIZ6J

pith:2013:WZBYIZ6JTPNXCAMNODWBJP4NRM

not attested not anchored not stored refs pending

Fibonacci Graphs and their Expressions

Mark Korenblit, Vadim E. Levit

arxiv:1305.2647 v1 · 2013-05-13 · cs.DS · 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{WZBYIZ6JTPNXCAMNODWBJP4NRM}

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	2026-05-18T03:25:57.268880Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b6438467c99bdb71018d70ec14bf8d8b0bd9ac4ae7c85171fbbc7c2c82eeba4e

Aliases

arxiv: 1305.2647 · arxiv_version: 1305.2647v1 · doi: 10.48550/arxiv.1305.2647 · pith_short_12: WZBYIZ6JTPNX · pith_short_16: WZBYIZ6JTPNXCAMN · pith_short_8: WZBYIZ6J

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/WZBYIZ6JTPNXCAMNODWBJP4NRM \
  | 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: b6438467c99bdb71018d70ec14bf8d8b0bd9ac4ae7c85171fbbc7c2c82eeba4e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "42f42d2f570fb27ce90fdbee87d763e20b32e9de7887b4a5ab6d88a9accebf09",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2013-05-13T00:06:38Z",
    "title_canon_sha256": "2c64a94786777bb4042d578b9e05754be5cbc4edb7f40906849878a04309f00c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.2647",
    "kind": "arxiv",
    "version": 1
  }
}