Pith Number

pith:2UWAT7YL

pith:2014:2UWAT7YLC6BR3AGVMH3AKHQAWC

not attested not anchored not stored refs pending

On structural properties of trees with minimal atom-bond connectivity index

Darko Dimitrov

arxiv:1401.0279 v1 · 2014-01-01 · cs.DM · 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{2UWAT7YLC6BR3AGVMH3AKHQAWC}

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	2026-05-18T03:03:23.579991Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d52c09ff0b17831d80d561f6051e00b09df9d3a67be45a1d973c839d87e6b3a4

Aliases

arxiv: 1401.0279 · arxiv_version: 1401.0279v1 · doi: 10.48550/arxiv.1401.0279 · pith_short_12: 2UWAT7YLC6BR · pith_short_16: 2UWAT7YLC6BR3AGV · pith_short_8: 2UWAT7YL

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/2UWAT7YLC6BR3AGVMH3AKHQAWC \
  | 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: d52c09ff0b17831d80d561f6051e00b09df9d3a67be45a1d973c839d87e6b3a4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "38351055449b20b5d3bf1d0e385cf3b8b58d28801e7e06289fb0b305344b8dde",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DM",
    "submitted_at": "2014-01-01T12:44:58Z",
    "title_canon_sha256": "db89c1d22f25b678894a05a368d09a53e304cf06061379ac5c084f58847f9abd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.0279",
    "kind": "arxiv",
    "version": 1
  }
}