Pith Number

pith:KPQ5BWO3

pith:2020:KPQ5BWO3FII3FQ4FUUDY2BVYPD

not attested not anchored not stored refs pending

Challenges of Equitable Vaccine Distribution in the COVID-19 Pandemic

Aishwarya Saxena, Alex Radunsky, Ananthu James, Ashley Mehra, Aviral Chharia, Darshan Gandhi, Irene Nandutu, Jagjit Dhaliwal, Jil Kothari, Jonah Bae, Joseph Bae, Jyoti Dalal, Kasia Jakimowicz, Krutika Misra, Parth Patwa, Priyanshi Katiyar, Ramesh Raskar, Rohan Iyer, Rohan Sukumaran, Sanjay Adhikesaven, Sethuraman TV, Shailesh Advani, Sheshank Shankar, Shloak Rathod, Srinidhi Murali, Sunaina Anand, Vanessa Yu, Vivek Sharma

arxiv:2012.12263 v3 · 2020-11-24 · econ.GN · physics.soc-ph · q-fin.EC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KPQ5BWO3FII3FQ4FUUDY2BVYPD}

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	2026-07-05T04:18:14.067206Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

53e1d0d9db2a11b2c385a5078d06b878d8fdab260cafdf3e5f68fb5d8423696c

Aliases

arxiv: 2012.12263 · arxiv_version: 2012.12263v3 · doi: 10.48550/arxiv.2012.12263 · pith_short_12: KPQ5BWO3FII3 · pith_short_16: KPQ5BWO3FII3FQ4F · pith_short_8: KPQ5BWO3

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/KPQ5BWO3FII3FQ4FUUDY2BVYPD \
  | 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: 53e1d0d9db2a11b2c385a5078d06b878d8fdab260cafdf3e5f68fb5d8423696c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bbdfa50f1ef4c7f71f4a97e2d268d9660db6b9229d2255e15446a8d75818fa45",
    "cross_cats_sorted": [
      "physics.soc-ph",
      "q-fin.EC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "econ.GN",
    "submitted_at": "2020-11-24T17:16:29Z",
    "title_canon_sha256": "78adf86e7b962bbb8d0b4d760f4f32e100b23cb4fca4c8472c1fdb3edc4fde1b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.12263",
    "kind": "arxiv",
    "version": 3
  }
}