Pith Number

pith:CWDWBABV

pith:2020:CWDWBABV3AH3MRNCPGEE45JANC

not attested not anchored not stored refs pending

Was there COVID-19 back in 2012? Challenge for AI in Diagnosis with Similar Indications

Amara Tariq, Hari Trivedi, Imon Banerjee, Jiwoong Jeong, Judy W. Gichoya, Nazanin Mashhaditafreshi, Priyanshu Sinha, Saptarshi Purkayastha

arxiv:2006.13262 v1 · 2020-06-23 · eess.IV · cs.CV · 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{CWDWBABV3AH3MRNCPGEE45JANC}

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	2026-07-05T01:13:13.871098Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1587608035d80fb645a279884e752068ac779d888628d0d6dee19648db186218

Aliases

arxiv: 2006.13262 · arxiv_version: 2006.13262v1 · doi: 10.48550/arxiv.2006.13262 · pith_short_12: CWDWBABV3AH3 · pith_short_16: CWDWBABV3AH3MRNC · pith_short_8: CWDWBABV

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/CWDWBABV3AH3MRNCPGEE45JANC \
  | 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: 1587608035d80fb645a279884e752068ac779d888628d0d6dee19648db186218

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bfc1c56950e02d60d7b36d9f0faf136c5aee57eb5d0833eeeea4f7361b78af07",
    "cross_cats_sorted": [
      "cs.CV",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2020-06-23T18:35:57Z",
    "title_canon_sha256": "388bcca046151ea7fbd6a73768abd482f66b92c68c425ae8c55efeb8d8880167"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2006.13262",
    "kind": "arxiv",
    "version": 1
  }
}