Pith Number

pith:NQOAX3RI

pith:2019:NQOAX3RIEUZCGP7JJMVUVYIE7K

not attested not anchored not stored refs pending

Predicting Future Opioid Incidences Today

Arunabha Sen, Kaustav Basu, Kevin Thomas, Sandipan Choudhuri

arxiv:1906.08891 v1 · 2019-06-20 · cs.CV · cs.CY · cs.HC · eess.IV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NQOAX3RIEUZCGP7JJMVUVYIE7K}

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	2026-05-17T23:42:47.514961Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6c1c0bee282532233fe94b2b4ae104fab00620d87b233941b7a391053aaebcf4

Aliases

arxiv: 1906.08891 · arxiv_version: 1906.08891v1 · doi: 10.48550/arxiv.1906.08891 · pith_short_12: NQOAX3RIEUZC · pith_short_16: NQOAX3RIEUZCGP7J · pith_short_8: NQOAX3RI

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/NQOAX3RIEUZCGP7JJMVUVYIE7K \
  | 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: 6c1c0bee282532233fe94b2b4ae104fab00620d87b233941b7a391053aaebcf4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "530db735ceaf32d29891796dc4182b99abd5f8a6a6ff6a1afaa4380827885eb2",
    "cross_cats_sorted": [
      "cs.CY",
      "cs.HC",
      "eess.IV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-06-20T22:53:18Z",
    "title_canon_sha256": "6f8bff69f0aa6e4533625ec3abd2d36448022edfe3e18730550260fc25fb29ae"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.08891",
    "kind": "arxiv",
    "version": 1
  }
}