Pith Number

pith:RWJAYPN6

pith:2015:RWJAYPN6DA5ZRS27YFOK75AYTB

not attested not anchored not stored refs pending

F-Index of Some Graph Operations

Anita Pal, Nilanjan De, Sk. Md. Abu Nayeem

arxiv:1511.06661 v1 · 2015-11-20 · 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{RWJAYPN6DA5ZRS27YFOK75AYTB}

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	2026-05-18T01:26:24.126508Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8d920c3dbe183b98cb5fc15caff41898774ae18c102d32ab7fdcca0960e3c411

Aliases

arxiv: 1511.06661 · arxiv_version: 1511.06661v1 · doi: 10.48550/arxiv.1511.06661 · pith_short_12: RWJAYPN6DA5Z · pith_short_16: RWJAYPN6DA5ZRS27 · pith_short_8: RWJAYPN6

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/RWJAYPN6DA5ZRS27YFOK75AYTB \
  | 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: 8d920c3dbe183b98cb5fc15caff41898774ae18c102d32ab7fdcca0960e3c411

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "772fdb782dedbe061705d65bcd8491209d3fd3843b9537abb48dc999551e4fdf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2015-11-20T16:08:41Z",
    "title_canon_sha256": "f3265b316c2a855a0d137282eacbbbad7be33378eb2af0a7c15e3a1bd3498302"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.06661",
    "kind": "arxiv",
    "version": 1
  }
}