Pith Number

pith:6CBDL2ZG

pith:2011:6CBDL2ZGGWEC6ZTYQ53O5B4COM

not attested not anchored not stored refs pending

The MST of Symmetric Disk Graphs (in Arbitrary Metrics) is Light

Shay Solomon

arxiv:1102.4866 v1 · 2011-02-23 · cs.CG · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6CBDL2ZGGWEC6ZTYQ53O5B4COM}

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	2026-05-18T04:14:29.143566Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f08235eb2635882f66788776ee8782732129f1376aa853730acd302f526ab61f

Aliases

arxiv: 1102.4866 · arxiv_version: 1102.4866v1 · doi: 10.48550/arxiv.1102.4866 · pith_short_12: 6CBDL2ZGGWEC · pith_short_16: 6CBDL2ZGGWEC6ZTY · pith_short_8: 6CBDL2ZG

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/6CBDL2ZGGWEC6ZTYQ53O5B4COM \
  | 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: f08235eb2635882f66788776ee8782732129f1376aa853730acd302f526ab61f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "771b191554a81145683b14d0f4610b806f3014ace7e78ed65b7d106c02251bf7",
    "cross_cats_sorted": [
      "cs.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2011-02-23T22:30:53Z",
    "title_canon_sha256": "765e50f2c371249e55870184cba7ffc5aab6b37abfd693679c50b0d5bf743ae7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1102.4866",
    "kind": "arxiv",
    "version": 1
  }
}