Pith Number

pith:ERS6YJL2

pith:2010:ERS6YJL22AMVMOIO666V3TN4NL

not attested not anchored not stored refs pending

Tight and simple Web graph compression

Szymon Grabowski, Wojciech Bieniecki

arxiv:1006.0809 v2 · 2010-06-04 · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ERS6YJL22AMVMOIO666V3TN4NL}

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	2026-05-18T04:14:05.969067Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2465ec257ad01956390ef7bd5dcdbc6ad67f789e978b8810a8ca1f5e1e231617

Aliases

arxiv: 1006.0809 · arxiv_version: 1006.0809v2 · doi: 10.48550/arxiv.1006.0809 · pith_short_12: ERS6YJL22AMV · pith_short_16: ERS6YJL22AMVMOIO · pith_short_8: ERS6YJL2

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/ERS6YJL22AMVMOIO666V3TN4NL \
  | 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: 2465ec257ad01956390ef7bd5dcdbc6ad67f789e978b8810a8ca1f5e1e231617

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "61dd3c6f04d7b98969d1a447e0ed12aff5a3f5251a28f50ae183540338046fee",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2010-06-04T08:41:22Z",
    "title_canon_sha256": "b07e18e7f48a231ba538f1cd1fa360491b1ec5f63858da56636dd9eacd8e55bb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1006.0809",
    "kind": "arxiv",
    "version": 2
  }
}