Pith Number

pith:JEQLMJYE

pith:2008:JEQLMJYEC6UZSKTQI5UZGNM6LE

not attested not anchored not stored refs pending

Stability of graph communities across time scales

J.-C. Delvenne, M. Barahona, S.N. Yaliraki

arxiv:0812.1811 v4 · 2008-12-09 · physics.soc-ph · cs.IR · physics.data-an

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JEQLMJYEC6UZSKTQI5UZGNM6LE}

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	2026-05-18T03:13:11.256406Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4920b6270417a9992a70476993359e59171129e63c853a939efdf5f20d2f5a88

Aliases

arxiv: 0812.1811 · arxiv_version: 0812.1811v4 · doi: 10.48550/arxiv.0812.1811 · pith_short_12: JEQLMJYEC6UZ · pith_short_16: JEQLMJYEC6UZSKTQ · pith_short_8: JEQLMJYE

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/JEQLMJYEC6UZSKTQI5UZGNM6LE \
  | 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: 4920b6270417a9992a70476993359e59171129e63c853a939efdf5f20d2f5a88

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "983d01a74adaad9362cefb2d58a15994aac838fa5712775fdf38c69513d24497",
    "cross_cats_sorted": [
      "cs.IR",
      "physics.data-an"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2008-12-09T22:32:02Z",
    "title_canon_sha256": "5842c7bf52a1a786dc516cc8e1a85b812854927a3c29d86d0905185ff3786500"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0812.1811",
    "kind": "arxiv",
    "version": 4
  }
}