Pith Number

pith:I4NWTZYJ

pith:2010:I4NWTZYJLDHPWNKICGJZ2HK6GO

not attested not anchored not stored refs pending

HyperANF: Approximating the Neighbourhood Function of Very Large Graphs on a Budget

Marco Rosa, Paolo Boldi, Sebastiano Vigna

arxiv:1011.5599 v2 · 2010-11-25 · cs.DS · cs.SI · physics.soc-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{I4NWTZYJLDHPWNKICGJZ2HK6GO}

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	2026-05-18T04:30:47.291450Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

471b69e70958cefb354811939d1d5e33bc89b65a83c3c31142ce3d79d7d0573a

Aliases

arxiv: 1011.5599 · arxiv_version: 1011.5599v2 · doi: 10.48550/arxiv.1011.5599 · pith_short_12: I4NWTZYJLDHP · pith_short_16: I4NWTZYJLDHPWNKI · pith_short_8: I4NWTZYJ

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/I4NWTZYJLDHPWNKICGJZ2HK6GO \
  | 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: 471b69e70958cefb354811939d1d5e33bc89b65a83c3c31142ce3d79d7d0573a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "85b34f76adcc3eae7ee8ac64d21f5b3ebe6c9967776294126e589761e711c01f",
    "cross_cats_sorted": [
      "cs.SI",
      "physics.soc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2010-11-25T11:35:38Z",
    "title_canon_sha256": "81cd1962f45a1096bea59ce09abf44738cf513c9983be22dd3241d01d445632d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1011.5599",
    "kind": "arxiv",
    "version": 2
  }
}