Pith Number

pith:7N2ECJ3D

pith:2019:7N2ECJ3DV5ORHUOBYBFE4BYFE6

not attested not anchored not stored refs pending

A Large-Scale Empirical Study of Geotagging Behavior on Twitter

Binxuan Huang, Kathleen M. Carley

arxiv:1908.10948 v1 · 2019-08-28 · cs.SI · cs.HC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7N2ECJ3DV5ORHUOBYBFE4BYFE6}

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	2026-07-05T00:04:29.868970Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fb74412763af5d13d1c1c04a4e07052798ed45308abd0f7fbc540ae2d4c2a9cf

Aliases

arxiv: 1908.10948 · arxiv_version: 1908.10948v1 · doi: 10.48550/arxiv.1908.10948 · pith_short_12: 7N2ECJ3DV5OR · pith_short_16: 7N2ECJ3DV5ORHUOB · pith_short_8: 7N2ECJ3D

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/7N2ECJ3DV5ORHUOBYBFE4BYFE6 \
  | 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: fb74412763af5d13d1c1c04a4e07052798ed45308abd0f7fbc540ae2d4c2a9cf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b971ecfe17f3312bc62d425c77507ad601228406075c626e85d515406ec1a882",
    "cross_cats_sorted": [
      "cs.HC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2019-08-28T21:18:40Z",
    "title_canon_sha256": "ad797d3b95f49e93f8b03e28958a51fc82e40144b5f93339f84aee66c290db93"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.10948",
    "kind": "arxiv",
    "version": 1
  }
}