Pith Number

pith:63ZAQP7Y

pith:2018:63ZAQP7YVEP3BIOB2ALVP74JW7

not attested not anchored not stored refs pending

HappyDB: A Corpus of 100,000 Crowdsourced Happy Moments

Akari Asai, Alon Halevy, Andrei Lopatenko, Behzad Golshan, Daniela Stepanov, Sara Evensen, Vivian Li, Wang-Chiew Tan, Yinzhan Xu, Yoshihiko Suhara

arxiv:1801.07746 v2 · 2018-01-23 · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{63ZAQP7YVEP3BIOB2ALVP74JW7}

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.

Cited by

1 paper in Pith

Jo: The Smart Journal

Receipt and verification

First computed	2026-05-18T00:25:07.064778Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f6f2083ff8a91fb0a1c1d01757ff89b7c439638565e5bed7a5cbf3d5fa9ae189

Aliases

arxiv: 1801.07746 · arxiv_version: 1801.07746v2 · doi: 10.48550/arxiv.1801.07746 · pith_short_12: 63ZAQP7YVEP3 · pith_short_16: 63ZAQP7YVEP3BIOB · pith_short_8: 63ZAQP7Y

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/63ZAQP7YVEP3BIOB2ALVP74JW7 \
  | 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: f6f2083ff8a91fb0a1c1d01757ff89b7c439638565e5bed7a5cbf3d5fa9ae189

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c38f93bfc6bc9c640d984c11028474092025644622759857be4f73e9bf8ba507",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2018-01-23T19:49:58Z",
    "title_canon_sha256": "b3d3249f781a846fae8b5a50f1ea92153f1b14ec84d7f3558d1317ca8d803c8e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.07746",
    "kind": "arxiv",
    "version": 2
  }
}