Pith Number

pith:Y4P6XROH

pith:2015:Y4P6XROHRS7J34X6A5NZVKHYU2

not attested not anchored not stored refs pending

From Acquaintances to Friends: Homophily and Learning in Networks

Mihaela van der Schaar, Simpson Zhang

arxiv:1510.08103 v1 · 2015-10-27 · physics.soc-ph · cs.SI · q-fin.EC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Y4P6XROHRS7J34X6A5NZVKHYU2}

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	2026-05-18T01:25:56.790481Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c71febc5c78cbe9df2fe075b9aa8f8a69e649b1e036fe2a60f86d9278e88b73a

Aliases

arxiv: 1510.08103 · arxiv_version: 1510.08103v1 · doi: 10.48550/arxiv.1510.08103 · pith_short_12: Y4P6XROHRS7J · pith_short_16: Y4P6XROHRS7J34X6 · pith_short_8: Y4P6XROH

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/Y4P6XROHRS7J34X6A5NZVKHYU2 \
  | 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: c71febc5c78cbe9df2fe075b9aa8f8a69e649b1e036fe2a60f86d9278e88b73a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "07d927f5639e8fc42a650525590258a73e89302446d1a7f08fb6c4a8f579df43",
    "cross_cats_sorted": [
      "cs.SI",
      "q-fin.EC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2015-10-27T21:34:11Z",
    "title_canon_sha256": "e29196c5b3a1ccc7a198235078e8264f5bffc7647f292268f53264843bc13397"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.08103",
    "kind": "arxiv",
    "version": 1
  }
}