Pith Number

pith:UO3EVYY2

pith:2017:UO3EVYY2G7NDKAUXDTGGTKODB2

not attested not anchored not stored refs pending

Tactics and Tallies: A Study of the 2016 U.S. Presidential Campaign Using Twitter 'Likes'

Jiebo Luo, Xiyang Zhang, Yu Wang

arxiv:1704.02042 v1 · 2017-04-06 · 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{UO3EVYY2G7NDKAUXDTGGTKODB2}

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	2026-05-18T00:46:50.950124Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a3b64ae31a37da3502971ccc69a9c30eb2aa0a9f5fa209489069ed72c7b7f06c

Aliases

arxiv: 1704.02042 · arxiv_version: 1704.02042v1 · doi: 10.48550/arxiv.1704.02042 · pith_short_12: UO3EVYY2G7ND · pith_short_16: UO3EVYY2G7NDKAUX · pith_short_8: UO3EVYY2

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/UO3EVYY2G7NDKAUXDTGGTKODB2 \
  | 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: a3b64ae31a37da3502971ccc69a9c30eb2aa0a9f5fa209489069ed72c7b7f06c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1b55171cfef75b10d38a92e6595fde0aac299d2475ae62f202fda82abaefd93d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2017-04-06T23:02:08Z",
    "title_canon_sha256": "50b5a43f582c14aa940549e44c6f0a8f91d37a9984afd5bdf676401214ba386d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.02042",
    "kind": "arxiv",
    "version": 1
  }
}