Pith Number

pith:3CCGM4ZV

pith:2020:3CCGM4ZVXWWR5XUQ5QO2OLWCX3

not attested not anchored not stored refs pending

Birdspotter: A Tool for Analyzing and Labeling Twitter Users

Marian-Andrei Rizoiu, Quyu Kong, Rohit Ram

arxiv:2012.02370 v2 · 2020-12-04 · cs.CY · 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{3CCGM4ZVXWWR5XUQ5QO2OLWCX3}

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	2026-07-05T03:26:38.104223Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d884667335bdad1ede90ec1da72ec2bed77655893e22e8687624ead57bb3c23f

Aliases

arxiv: 2012.02370 · arxiv_version: 2012.02370v2 · doi: 10.48550/arxiv.2012.02370 · pith_short_12: 3CCGM4ZVXWWR · pith_short_16: 3CCGM4ZVXWWR5XUQ · pith_short_8: 3CCGM4ZV

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/3CCGM4ZVXWWR5XUQ5QO2OLWCX3 \
  | 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: d884667335bdad1ede90ec1da72ec2bed77655893e22e8687624ead57bb3c23f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "872ac3ff8c18c3e59b5642669767db26fde66dac7391083bbb96c08df2575c75",
    "cross_cats_sorted": [
      "cs.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2020-12-04T02:25:07Z",
    "title_canon_sha256": "627baedb905b50f9b5e6dbfe7fbc704c11a109b84256232d1098f999a5705f09"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.02370",
    "kind": "arxiv",
    "version": 2
  }
}