Pith Number

pith:WQRDKAYT

pith:2011:WQRDKAYTAN5FCSJZVTNZNZYUD4

not attested not anchored not stored refs pending

A Branching Process for Virus Survival

J. Theodore Cox, Rinaldo B. Schinazi

arxiv:1109.5124 v1 · 2011-09-23 · math.PR · q-bio.PE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WQRDKAYTAN5FCSJZVTNZNZYUD4}

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	2026-05-18T04:12:21.657796Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b422350313037a514939acdb96e7141f00ccb1af2d0857809650a2894bd3c76b

Aliases

arxiv: 1109.5124 · arxiv_version: 1109.5124v1 · doi: 10.48550/arxiv.1109.5124 · pith_short_12: WQRDKAYTAN5F · pith_short_16: WQRDKAYTAN5FCSJZ · pith_short_8: WQRDKAYT

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/WQRDKAYTAN5FCSJZVTNZNZYUD4 \
  | 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: b422350313037a514939acdb96e7141f00ccb1af2d0857809650a2894bd3c76b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7315ded5751ab0086dc7dd3fb970c1fc9d905b578f4a1c89792a0e27f2bfc137",
    "cross_cats_sorted": [
      "q-bio.PE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.PR",
    "submitted_at": "2011-09-23T16:29:50Z",
    "title_canon_sha256": "f05c14b1ea0f34eed5617a531d3a8c6a4f0d257fc9cc02bbb2879e4655002601"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.5124",
    "kind": "arxiv",
    "version": 1
  }
}