Pith Number

pith:T4ARQV5U

pith:2018:T4ARQV5U44P3F7QKCQ2WCQRCLE

not attested not anchored not stored refs pending

Social media usage patterns during natural hazards

Andrew J. Reagan, Benjamin F. Emery, Christopher M. Danforth, Meredith T. Niles, Peter Sheridan Dodds

arxiv:1806.07451 v3 · 2018-06-19 · cs.SI · physics.soc-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{T4ARQV5U44P3F7QKCQ2WCQRCLE}

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	2026-05-17T23:52:07.488137Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9f011857b4e71fb2fe0a1435614222593826e48805f320b5228875539296b550

Aliases

arxiv: 1806.07451 · arxiv_version: 1806.07451v3 · doi: 10.48550/arxiv.1806.07451 · pith_short_12: T4ARQV5U44P3 · pith_short_16: T4ARQV5U44P3F7QK · pith_short_8: T4ARQV5U

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/T4ARQV5U44P3F7QKCQ2WCQRCLE \
  | 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: 9f011857b4e71fb2fe0a1435614222593826e48805f320b5228875539296b550

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9cfd31c4a212a5767cc51ab8d262d459f90ac5c7244faecd4deb28ec25054306",
    "cross_cats_sorted": [
      "physics.soc-ph"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2018-06-19T20:14:36Z",
    "title_canon_sha256": "fb53431da50576cec6aa5a2e5b4ece42767f3b4c06cc86d01c057910640b2ee7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.07451",
    "kind": "arxiv",
    "version": 3
  }
}