Pith Number

pith:EYKFEFMX

pith:2016:EYKFEFMX2E2WSI7ZLSE3NVET55

not attested not anchored not stored refs pending

Understanding Illicit Drug Use Behaviors by Mining Social Media

Chia-Kuei Lee, Jiebo Luo, Numair Sani, Yiheng Zhou

arxiv:1604.07096 v1 · 2016-04-24 · 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{EYKFEFMX2E2WSI7ZLSE3NVET55}

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	2026-05-18T01:16:23.076621Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2614521597d1356923f95c89b6d493ef60fd5833b91471b3c0b853f4534f0c33

Aliases

arxiv: 1604.07096 · arxiv_version: 1604.07096v1 · doi: 10.48550/arxiv.1604.07096 · pith_short_12: EYKFEFMX2E2W · pith_short_16: EYKFEFMX2E2WSI7Z · pith_short_8: EYKFEFMX

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/EYKFEFMX2E2WSI7ZLSE3NVET55 \
  | 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: 2614521597d1356923f95c89b6d493ef60fd5833b91471b3c0b853f4534f0c33

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fa0cde75aea351518085a1d58b727b0bb67cb1dade3f62cd7f4312ab9e7842b4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2016-04-24T23:51:22Z",
    "title_canon_sha256": "cabe9c92cd9d11af8640d0f95d2a5aa1978ebe9435f6e8d9e5716d7151e320aa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.07096",
    "kind": "arxiv",
    "version": 1
  }
}