Pith Number

pith:R7P235DO

pith:2013:R7P235DOO75UENZDV3FLCM4OOI

not attested not anchored not stored refs pending

Time varying networks and the weakness of strong ties

Alessandro Vespignani, M\'arton Karsai, Nicola Perra

arxiv:1303.5966 v2 · 2013-03-24 · physics.soc-ph · cs.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{R7P235DOO75UENZDV3FLCM4OOI}

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	2026-05-18T02:58:57.283395Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8fdfadf46e77fb423723aecab1338e7226e83d2de104fa0b0b23ffa7a1696413

Aliases

arxiv: 1303.5966 · arxiv_version: 1303.5966v2 · doi: 10.48550/arxiv.1303.5966 · pith_short_12: R7P235DOO75U · pith_short_16: R7P235DOO75UENZD · pith_short_8: R7P235DO

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/R7P235DOO75UENZDV3FLCM4OOI \
  | 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: 8fdfadf46e77fb423723aecab1338e7226e83d2de104fa0b0b23ffa7a1696413

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b2e8bf75854076fd25e8b2fb2441ae0c14e86f09f0ecb8ceb703af46d3fff7b0",
    "cross_cats_sorted": [
      "cs.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2013-03-24T16:42:48Z",
    "title_canon_sha256": "1e29f2a715b9cb32dd81532eebe23eac574865a0f708b962785326d1be71434e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.5966",
    "kind": "arxiv",
    "version": 2
  }
}