Pith Number

pith:QWDR3Q6P

pith:2014:QWDR3Q6PLQW3Z6T3YWJJRWWAKS

not attested not anchored not stored refs pending

Social media fingerprints of unemployment

Alejandro Llorente, Esteban Moro, Manuel Cebrian, Manuel Garcia-Herranz

arxiv:1411.3140 v2 · 2014-11-12 · physics.soc-ph · cs.SI · physics.data-an

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QWDR3Q6PLQW3Z6T3YWJJRWWAKS}

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	2026-05-18T00:00:23.055183Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

85871dc3cf5c2dbcfa7bc59298dac054a70928899390c33b2b7d3cabab6cbac4

Aliases

arxiv: 1411.3140 · arxiv_version: 1411.3140v2 · doi: 10.48550/arxiv.1411.3140 · pith_short_12: QWDR3Q6PLQW3 · pith_short_16: QWDR3Q6PLQW3Z6T3 · pith_short_8: QWDR3Q6P

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/QWDR3Q6PLQW3Z6T3YWJJRWWAKS \
  | 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: 85871dc3cf5c2dbcfa7bc59298dac054a70928899390c33b2b7d3cabab6cbac4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "769df57e4c843f1cffca238216dfe470dccb503185978673828182c810073301",
    "cross_cats_sorted": [
      "cs.SI",
      "physics.data-an"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2014-11-12T11:11:51Z",
    "title_canon_sha256": "9d4725b9733deafece3969df26f697eb96fabd7afbfe176a6e0ce04058bd86c4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.3140",
    "kind": "arxiv",
    "version": 2
  }
}