Pith Number

pith:TXO5TRFZ

pith:2018:TXO5TRFZODHS7WRKR673UNZKSR

not attested not anchored not stored refs pending

Using Search Queries to Understand Health Information Needs in Africa

H. Andrew Schwartz, Jennifer Wortman Vaughan, Peter M. Small, Rediet Abebe, Shawndra Hill

arxiv:1806.05740 v2 · 2018-06-14 · cs.CY · cs.AI · 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{TXO5TRFZODHS7WRKR673UNZKSR}

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	2026-05-17T23:48:22.632553Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9dddd9c4b970cf2fda2a8fbfba372a9479f5b8e708f07e66c0c4f6c374626e60

Aliases

arxiv: 1806.05740 · arxiv_version: 1806.05740v2 · doi: 10.48550/arxiv.1806.05740 · pith_short_12: TXO5TRFZODHS · pith_short_16: TXO5TRFZODHS7WRK · pith_short_8: TXO5TRFZ

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/TXO5TRFZODHS7WRKR673UNZKSR \
  | 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: 9dddd9c4b970cf2fda2a8fbfba372a9479f5b8e708f07e66c0c4f6c374626e60

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3023d6f7dd14aff42e3a942d01f4d9c9fe39b02874f63a05c670ea0808ead3e7",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2018-06-14T20:48:41Z",
    "title_canon_sha256": "91d61d78d751ad6c71ab048ead4f1a77221c48624e211a19860bee4e35e8ec63"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.05740",
    "kind": "arxiv",
    "version": 2
  }
}