Pith Number

pith:3JWRXKD2

pith:2020:3JWRXKD2I5CLPI2B5MCLN3LXTL

not attested not anchored not stored refs pending

Fast and Accurate Forecasting of COVID-19 Deaths Using the SIkJ$\alpha$ Model

Ajitesh Srivastava, Tianjian Xu, Viktor K. Prasanna

arxiv:2007.05180 v2 · 2020-07-10 · q-bio.PE · cs.LG · physics.soc-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3JWRXKD2I5CLPI2B5MCLN3LXTL}

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	2026-07-05T01:18:05.074047Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

da6d1ba87a4744b7a341eb04b6ed779ad453b26b06a9c5464a0b1431efae7dcf

Aliases

arxiv: 2007.05180 · arxiv_version: 2007.05180v2 · doi: 10.48550/arxiv.2007.05180 · pith_short_12: 3JWRXKD2I5CL · pith_short_16: 3JWRXKD2I5CLPI2B · pith_short_8: 3JWRXKD2

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/3JWRXKD2I5CLPI2B5MCLN3LXTL \
  | 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: da6d1ba87a4744b7a341eb04b6ed779ad453b26b06a9c5464a0b1431efae7dcf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a43d84115626e310d379f11acd992c01543b652c8259937168f93eb7cf95199d",
    "cross_cats_sorted": [
      "cs.LG",
      "physics.soc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2020-07-10T06:01:03Z",
    "title_canon_sha256": "f8cd4d86f7720ecf31b27344d6c63c130fb6660ce9a95d7f4ea47eb8e70662a3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2007.05180",
    "kind": "arxiv",
    "version": 2
  }
}