Pith Number

pith:VRNLTPV2

pith:2010:VRNLTPV2OIYXV52XWMLSG7TJNX

not attested not anchored not stored refs pending

Detecting Blackholes and Volcanoes in Directed Networks

Hui Xiong, Yanchi Liu, Zhongmou Li

arxiv:1005.2179 v1 · 2010-05-12 · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VRNLTPV2OIYXV52XWMLSG7TJNX}

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	2026-05-18T02:24:07.769714Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ac5ab9beba72317af757b317237e696dec6cb3bb330e9f06431b0d5b0d94c58a

Aliases

arxiv: 1005.2179 · arxiv_version: 1005.2179v1 · doi: 10.48550/arxiv.1005.2179 · pith_short_12: VRNLTPV2OIYX · pith_short_16: VRNLTPV2OIYXV52X · pith_short_8: VRNLTPV2

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/VRNLTPV2OIYXV52XWMLSG7TJNX \
  | 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: ac5ab9beba72317af757b317237e696dec6cb3bb330e9f06431b0d5b0d94c58a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7f2c4cabe8e734cd4021f003b1bf4c4c086412c240e7deb98ab14a50bb9d0ccc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2010-05-12T19:53:29Z",
    "title_canon_sha256": "9a0dce69edca123a1249ff6b6c624d23cda1809c7e422e368137bfa556a58eb4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1005.2179",
    "kind": "arxiv",
    "version": 1
  }
}