Pith Number

pith:3TCGUG6I

pith:2018:3TCGUG6IOAFSNCAVZIOQT2T6OS

not attested not anchored not stored refs pending

Social Connection Induces Cultural Contraction: Evidence from Hyperbolic Embeddings of Social and Semantic Networks

James Evans, Lingfei Wu, Linzhuo Li

arxiv:1807.10216 v1 · 2018-07-26 · 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{3TCGUG6IOAFSNCAVZIOQT2T6OS}

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	2026-05-18T00:09:45.049689Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dcc46a1bc8700b268815ca1d09ea7e74b72a665b95a4fdc628f492d4db569f45

Aliases

arxiv: 1807.10216 · arxiv_version: 1807.10216v1 · doi: 10.48550/arxiv.1807.10216 · pith_short_12: 3TCGUG6IOAFS · pith_short_16: 3TCGUG6IOAFSNCAV · pith_short_8: 3TCGUG6I

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/3TCGUG6IOAFSNCAVZIOQT2T6OS \
  | 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: dcc46a1bc8700b268815ca1d09ea7e74b72a665b95a4fdc628f492d4db569f45

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4c33a4c9f2e9d90284e0212336a7153b8f795491c0a7fbf7e75f9e21180d3b7d",
    "cross_cats_sorted": [
      "cs.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2018-07-26T16:00:03Z",
    "title_canon_sha256": "e331c84919e2ac2254f8bb8084b8714d56f282ee07f0b53b0b5c7b035182fbb1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.10216",
    "kind": "arxiv",
    "version": 1
  }
}