Pith Number

pith:RTXSCPV7

pith:2017:RTXSCPV7QBIEEZEST3D6T3LH3Q

not attested not anchored not stored refs pending

Predicting Demographics of High-Resolution Geographies with Geotagged Tweets

Daniel Kifer, Omar Montasser

arxiv:1701.06225 v1 · 2017-01-22 · cs.LG · cs.SI · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RTXSCPV7QBIEEZEST3D6T3LH3Q}

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	2026-05-18T00:52:18.936846Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8cef213ebf80504264929ec7e9ed67dc1fa4d24c4cc3ab389e430f85fb8639dc

Aliases

arxiv: 1701.06225 · arxiv_version: 1701.06225v1 · doi: 10.48550/arxiv.1701.06225 · pith_short_12: RTXSCPV7QBIE · pith_short_16: RTXSCPV7QBIEEZES · pith_short_8: RTXSCPV7

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/RTXSCPV7QBIEEZEST3D6T3LH3Q \
  | 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: 8cef213ebf80504264929ec7e9ed67dc1fa4d24c4cc3ab389e430f85fb8639dc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "059a5fb489a5a42505ca8fe6972cb27962789758b3972c3ca3f763d66338b00d",
    "cross_cats_sorted": [
      "cs.SI",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2017-01-22T22:16:46Z",
    "title_canon_sha256": "9f99098dd87101df805fe91bf4f802d652e4dbd4fa3fad03cfd279ac723a7de4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.06225",
    "kind": "arxiv",
    "version": 1
  }
}