Pith Number

pith:WTQD6TKS

pith:2026:WTQD6TKSDBFTMLSH62CZZ4FUVI

not attested not anchored not stored refs pending

On the Connection Between Differential Population Growth Rate and Epidemic Reproduction Numbers

Hong Qin

arxiv:2605.30382 v1 · 2026-05-28 · q-bio.PE · q-bio.QM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WTQD6TKSDBFTMLSH62CZZ4FUVI}

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	2026-06-01T00:02:08.460174Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b4e03f4d52184b362e47f6859cf0b4aa310648e8cc65bbf8e0c04c6055dc67de

Aliases

arxiv: 2605.30382 · arxiv_version: 2605.30382v1 · doi: 10.48550/arxiv.2605.30382 · pith_short_12: WTQD6TKSDBFT · pith_short_16: WTQD6TKSDBFTMLSH · pith_short_8: WTQD6TKS

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/WTQD6TKSDBFTMLSH62CZZ4FUVI \
  | 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: b4e03f4d52184b362e47f6859cf0b4aa310648e8cc65bbf8e0c04c6055dc67de

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f4e61cc410f916ac3200227348c5dcaebbe5d78b73ad5ed9cf6c378b55456fef",
    "cross_cats_sorted": [
      "q-bio.QM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2026-05-28T02:08:57Z",
    "title_canon_sha256": "fb6a92891e2a0ba19900cc26c0f45472d0488e92e759729439e0909f0a810499"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.30382",
    "kind": "arxiv",
    "version": 1
  }
}