Pith Number

pith:G5JUEKAT

pith:2017:G5JUEKATVDJ32HVQZ22B5OVYUQ

not attested not anchored not stored refs pending

Hyper Zagreb Index of Bridge and Chain Grpahs

Nilanjan De

arxiv:1703.08325 v1 · 2017-03-24 · 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{G5JUEKATVDJ32HVQZ22B5OVYUQ}

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	2026-05-18T00:48:00.156046Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3753422813a8d3bd1eb0ceb41ebab8a40e400df44b83c8a6cb7887f44297a7f4

Aliases

arxiv: 1703.08325 · arxiv_version: 1703.08325v1 · doi: 10.48550/arxiv.1703.08325 · pith_short_12: G5JUEKATVDJ3 · pith_short_16: G5JUEKATVDJ32HVQ · pith_short_8: G5JUEKAT

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/G5JUEKATVDJ32HVQZ22B5OVYUQ \
  | 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: 3753422813a8d3bd1eb0ceb41ebab8a40e400df44b83c8a6cb7887f44297a7f4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b000a215c1f9ea4d74cb9ca6b5c70b2c3bf01d7c8ea9f701144d21d96786b4be",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DM",
    "submitted_at": "2017-03-24T09:35:03Z",
    "title_canon_sha256": "52f46e35ff95ce36206fb96c426e250c21c55e44a0469b6bdacc5def2dd03df2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.08325",
    "kind": "arxiv",
    "version": 1
  }
}