Pith Number

pith:UMMKHDF6

pith:2015:UMMKHDF64V36YGCJ3GOJCWI6IH

not attested not anchored not stored refs pending

Network Geometry Inference using Common Neighbors

Dmitri Krioukov, Fragkiskos Papadopoulos, Rodrigo Aldecoa

arxiv:1502.05578 v2 · 2015-02-19 · cs.SI · cs.NI · physics.soc-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UMMKHDF64V36YGCJ3GOJCWI6IH}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T01:35:00.746046Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a318a38cbee577ec1849d99c91591e41d9e091e09dc00fea712e21ad28110b67

Aliases

arxiv: 1502.05578 · arxiv_version: 1502.05578v2 · doi: 10.48550/arxiv.1502.05578 · pith_short_12: UMMKHDF64V36 · pith_short_16: UMMKHDF64V36YGCJ · pith_short_8: UMMKHDF6

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/UMMKHDF64V36YGCJ3GOJCWI6IH \
  | 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: a318a38cbee577ec1849d99c91591e41d9e091e09dc00fea712e21ad28110b67

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "495746826a5525329200ffbf3c0eb8c2a5af6e7fa191303b70317152a7415c82",
    "cross_cats_sorted": [
      "cs.NI",
      "physics.soc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2015-02-19T14:12:56Z",
    "title_canon_sha256": "a5c8019c98c7f1d62d1845c1e971d6c302a838cfd963d935942cb34bad5c6ce6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.05578",
    "kind": "arxiv",
    "version": 2
  }
}