Pith Number

pith:3A5WRMBI

pith:2011:3A5WRMBIXAZG77RR7JNE6AYPLM

not attested not anchored not stored refs pending

Metric dimension of some distance-regular graphs

Fenggao Li, Jun Guo, Kaishun Wang

arxiv:1105.1847 v1 · 2011-05-10 · 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{3A5WRMBIXAZG77RR7JNE6AYPLM}

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	2026-05-18T04:22:30.415811Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d83b68b028b8326ffe31fa5a4f030f5b3d96e82fb40cb97f118e8bf6d434682c

Aliases

arxiv: 1105.1847 · arxiv_version: 1105.1847v1 · doi: 10.48550/arxiv.1105.1847 · pith_short_12: 3A5WRMBIXAZG · pith_short_16: 3A5WRMBIXAZG77RR · pith_short_8: 3A5WRMBI

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/3A5WRMBIXAZG77RR7JNE6AYPLM \
  | 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: d83b68b028b8326ffe31fa5a4f030f5b3d96e82fb40cb97f118e8bf6d434682c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "05b97fc52325b9abd7e04c67527a113008f7f92f59922a237c63fc484e1aefbd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2011-05-10T03:03:43Z",
    "title_canon_sha256": "0f6988054015e4c919e228f014f3c06ba33600988c54312c323f2aa37183bf88"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.1847",
    "kind": "arxiv",
    "version": 1
  }
}