Pith Number

pith:4JQSYABM

pith:2015:4JQSYABMIZ6FI3SHOECZUL26KV

not attested not anchored not stored refs pending

Social networks, happiness and health: from sentiment analysis to a multidimensional indicator of subjective well-being

Elena Siletti, Giuseppe Porro, Silvia Salini, Stefano Maria Iacus

arxiv:1512.01569 v1 · 2015-12-03 · stat.AP · cs.CY · cs.SI · physics.soc-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4JQSYABMIZ6FI3SHOECZUL26KV}

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	2026-05-18T01:25:09.322047Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e2612c002c467c546e4771059a2f5e55798adfc70807f426316041cd1266fc09

Aliases

arxiv: 1512.01569 · arxiv_version: 1512.01569v1 · doi: 10.48550/arxiv.1512.01569 · pith_short_12: 4JQSYABMIZ6F · pith_short_16: 4JQSYABMIZ6FI3SH · pith_short_8: 4JQSYABM

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/4JQSYABMIZ6FI3SHOECZUL26KV \
  | 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: e2612c002c467c546e4771059a2f5e55798adfc70807f426316041cd1266fc09

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "57df0724aa9237bf484b3fe7807384391d751843cbd55c20155be0e11b42fc5b",
    "cross_cats_sorted": [
      "cs.CY",
      "cs.SI",
      "physics.soc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2015-12-03T09:13:30Z",
    "title_canon_sha256": "6e0add5f9029853f0f4f59994c38b9e5807126b41557b09a0aced47979c24050"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.01569",
    "kind": "arxiv",
    "version": 1
  }
}