Pith Number

pith:Y72CYGJB

pith:2025:Y72CYGJBQKWAJDY5NBHLVVLPKO

not attested not anchored not stored refs pending

Who Leads in the Shadows? ERGM and Centrality Analysis of Congressional Democrats on Bluesky

Gordon Hew, Ian McCulloh

arxiv:2507.16858 v1 · 2025-07-21 · 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{Y72CYGJBQKWAJDY5NBHLVVLPKO}

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	2026-07-05T11:41:57.310714Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c7f42c192182ac048f1d684ebad56f53b4ac7c349205e6fc29d823cebb214d93

Aliases

arxiv: 2507.16858 · arxiv_version: 2507.16858v1 · doi: 10.48550/arxiv.2507.16858 · pith_short_12: Y72CYGJBQKWA · pith_short_16: Y72CYGJBQKWAJDY5 · pith_short_8: Y72CYGJB

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/Y72CYGJBQKWAJDY5NBHLVVLPKO \
  | 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: c7f42c192182ac048f1d684ebad56f53b4ac7c349205e6fc29d823cebb214d93

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e1cf37a798fe41abb6730a857332d5ce2800d0e5ba2a68c5ad954902e107a775",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2025-07-21T15:25:29Z",
    "title_canon_sha256": "f6c671e51c4e230c9fdda662e641f6f1466e9d1c759b719e8b0919813ccf2a1c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.16858",
    "kind": "arxiv",
    "version": 1
  }
}