Pith Number

pith:OB227OV2

pith:2022:OB227OV2TX325DCDDSPF4I75DA

not attested not anchored not stored refs pending

PopNet: Real-Time Population-Level Disease Prediction with Data Latency

Cao Xiao, Jimeng Sun, Junyi Gao, Lucas M. Glass

arxiv:2202.03415 v1 · 2022-02-07 · 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{OB227OV2TX325DCDDSPF4I75DA}

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	2026-07-05T03:54:38.633571Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7075afbaba9df7ae8c431c9e5e23fd180d17d4c997c7ad722cb831e703b10891

Aliases

arxiv: 2202.03415 · arxiv_version: 2202.03415v1 · doi: 10.48550/arxiv.2202.03415 · pith_short_12: OB227OV2TX32 · pith_short_16: OB227OV2TX325DCD · pith_short_8: OB227OV2

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/OB227OV2TX325DCDDSPF4I75DA \
  | 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: 7075afbaba9df7ae8c431c9e5e23fd180d17d4c997c7ad722cb831e703b10891

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "464605b5058ccf3606957d1a67f468c82773528f0c426df9dc7e564aac618fd0",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2022-02-07T18:55:46Z",
    "title_canon_sha256": "f4fe77a5ff4e8484a40722d20df3098e160bd04f03e9f5d3a097c46457b7a389"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2202.03415",
    "kind": "arxiv",
    "version": 1
  }
}