Pith Number

pith:NBZ4YZ4N

pith:2019:NBZ4YZ4NABJZH3BFEKQOULDDEM

not attested not anchored not stored refs pending

Sentence-Level BERT and Multi-Task Learning of Age and Gender in Social Media

AbdelRahim Elmadany, Arun Rajendran, Chiyu Zhang, Lyle Ungar, Michael Przystupa, Muhammad Abdul-Mageed

arxiv:1911.00637 v1 · 2019-11-02 · cs.CL · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NBZ4YZ4NABJZH3BFEKQOULDDEM}

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	2026-07-05T00:16:40.804016Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6873cc678d005393ec2522a0ea2c632320ba70bed7511ba2094c3e077269a9dc

Aliases

arxiv: 1911.00637 · arxiv_version: 1911.00637v1 · doi: 10.48550/arxiv.1911.00637 · pith_short_12: NBZ4YZ4NABJZ · pith_short_16: NBZ4YZ4NABJZH3BF · pith_short_8: NBZ4YZ4N

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/NBZ4YZ4NABJZH3BFEKQOULDDEM \
  | 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: 6873cc678d005393ec2522a0ea2c632320ba70bed7511ba2094c3e077269a9dc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "82fb9a7762e65c99348742d159f65f93b975b6e509fa2c07efb06f644ab307c1",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2019-11-02T03:39:19Z",
    "title_canon_sha256": "45996ac5af15a347ae2dc37213dceb6da530b751842a2a74a4648aa0bc3b9e19"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1911.00637",
    "kind": "arxiv",
    "version": 1
  }
}