Pith Number

pith:HHZJNS47

pith:2013:HHZJNS473VCZT5BIF3LND6LBIT

not attested not anchored not stored refs pending

Sentiment in New York City: A High Resolution Spatial and Temporal View

Andreas Gros, Karla Z. Bertrand, Kawandeep Virdee, Maya Bialik, Yaneer Bar-Yam

arxiv:1308.5010 v1 · 2013-08-22 · physics.soc-ph · cs.CL · cs.CY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HHZJNS473VCZT5BIF3LND6LBIT}

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	2026-05-18T03:15:17.663380Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

39f296cb9fdd4599f4282ed6d1f96144e3809fd471cb0fe1a3ebc3520f6b59ce

Aliases

arxiv: 1308.5010 · arxiv_version: 1308.5010v1 · doi: 10.48550/arxiv.1308.5010 · pith_short_12: HHZJNS473VCZ · pith_short_16: HHZJNS473VCZT5BI · pith_short_8: HHZJNS47

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/HHZJNS473VCZT5BIF3LND6LBIT \
  | 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: 39f296cb9fdd4599f4282ed6d1f96144e3809fd471cb0fe1a3ebc3520f6b59ce

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f48a794060455250e4554c57fa820da4c41b1023222bb045f1f0029232574208",
    "cross_cats_sorted": [
      "cs.CL",
      "cs.CY"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2013-08-22T22:14:25Z",
    "title_canon_sha256": "eb4ce33576c97909acfe0cfad4164f81045946590abef1e9f034f7df735267f7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.5010",
    "kind": "arxiv",
    "version": 1
  }
}