Pith Number

pith:NSGPQTKM

pith:2018:NSGPQTKMMVCOO757G3ACUMNVQF

not attested not anchored not stored refs pending

The Balanced Connected Subgraph Problem

Joseph S. B. Mitchell, Sasanka Roy, Satyabrata Jana, Sourav Chakraborty, Sujoy Bhore, Supantha Pandit

arxiv:1809.08856 v1 · 2018-09-24 · 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{NSGPQTKMMVCOO757G3ACUMNVQF}

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	2026-05-18T00:05:03.364409Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6c8cf84d4c6544e77fbf36c02a31b58168890aa2adf75591060ff945543fcabe

Aliases

arxiv: 1809.08856 · arxiv_version: 1809.08856v1 · doi: 10.48550/arxiv.1809.08856 · pith_short_12: NSGPQTKMMVCO · pith_short_16: NSGPQTKMMVCOO757 · pith_short_8: NSGPQTKM

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/NSGPQTKMMVCOO757G3ACUMNVQF \
  | 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: 6c8cf84d4c6544e77fbf36c02a31b58168890aa2adf75591060ff945543fcabe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "23b80c5b1de387050a48faf19b4039c4ce568588cc978968e837432074c8db2f",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DM",
    "submitted_at": "2018-09-24T11:46:07Z",
    "title_canon_sha256": "62d5f0286eea695970dbb722be5f1abc283e1f4d094a165ec8b914e6700a154f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.08856",
    "kind": "arxiv",
    "version": 1
  }
}