Pith Number

pith:RDACRGAC

pith:2019:RDACRGACBOWCHQY74KEMELENGN

not attested not anchored not stored refs pending

A Novel Method to Construct NSSD Molecular Graphs

\'Alvaro Nolla de Celis, Bijan Davvaz, Ivan Gutman, Mubasher Umer, Umar Hayat

arxiv:1910.12218 v1 · 2019-10-27 · 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{RDACRGACBOWCHQY74KEMELENGN}

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	2026-07-05T00:15:14.216539Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

88c02898020bac23c31fe288c22c8d337a41db2a242ca7ceaa23ab8163ba6e6e

Aliases

arxiv: 1910.12218 · arxiv_version: 1910.12218v1 · doi: 10.48550/arxiv.1910.12218 · pith_short_12: RDACRGACBOWC · pith_short_16: RDACRGACBOWCHQY7 · pith_short_8: RDACRGAC

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/RDACRGACBOWCHQY74KEMELENGN \
  | 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: 88c02898020bac23c31fe288c22c8d337a41db2a242ca7ceaa23ab8163ba6e6e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "131916335d343103aaa734869b233aa8a6002325ef1906d1c4b3f41d25678bbb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2019-10-27T09:33:59Z",
    "title_canon_sha256": "e64664e7ead0e719b1cce7a2c8ad844f3450dbffc28432d9df6bf29f2d309ea7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1910.12218",
    "kind": "arxiv",
    "version": 1
  }
}