Pith Number

pith:O7L4HSGM

pith:2019:O7L4HSGMPP7B2S5ET4BWOBTAQZ

not attested not anchored not stored refs pending

Tracing State-Level Obesity Prevalence from Sentence Embeddings of Tweets: A Feasibility Study

Narges Razavian, Rodoniki Athanasiadou, Xiaoyi Zhang

arxiv:1911.11324 v2 · 2019-11-26 · cs.CL · 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{O7L4HSGMPP7B2S5ET4BWOBTAQZ}

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	2026-07-05T00:23:25.689701Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

77d7c3c8cc7bfe1d4ba49f036706608641cd8bd629ff5554c5d5af89d1728e28

Aliases

arxiv: 1911.11324 · arxiv_version: 1911.11324v2 · doi: 10.48550/arxiv.1911.11324 · pith_short_12: O7L4HSGMPP7B · pith_short_16: O7L4HSGMPP7B2S5E · pith_short_8: O7L4HSGM

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/O7L4HSGMPP7B2S5ET4BWOBTAQZ \
  | 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: 77d7c3c8cc7bfe1d4ba49f036706608641cd8bd629ff5554c5d5af89d1728e28

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1defa882dd8e83ea2c7a3410ce225241cff0d23957d2761484450d9f993d2c2e",
    "cross_cats_sorted": [
      "cs.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2019-11-26T03:57:15Z",
    "title_canon_sha256": "4b969fb8df23a2e712f0b29252571b8f49d8893a7e9220c3b3441e918117e124"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1911.11324",
    "kind": "arxiv",
    "version": 2
  }
}