Pith Number

pith:UTFKQBPC

pith:2014:UTFKQBPCLGOG7BO3PM6ADKQN6W

not attested not anchored not stored refs pending

The general recombination equation in continuous time and its solution

Ellen Baake, Majid Salamat, Michael Baake

arxiv:1409.1378 v2 · 2014-09-04 · math.CA · math.DS · 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{UTFKQBPCLGOG7BO3PM6ADKQN6W}

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	2026-05-18T01:36:58.282009Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a4caa805e2599c6f85db7b3c01aa0df58aa18ccbe7f5afe1cd711dffb08c3d96

Aliases

arxiv: 1409.1378 · arxiv_version: 1409.1378v2 · doi: 10.48550/arxiv.1409.1378 · pith_short_12: UTFKQBPCLGOG · pith_short_16: UTFKQBPCLGOG7BO3 · pith_short_8: UTFKQBPC

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/UTFKQBPCLGOG7BO3PM6ADKQN6W \
  | 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: a4caa805e2599c6f85db7b3c01aa0df58aa18ccbe7f5afe1cd711dffb08c3d96

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "484f2499f349ab44fdf4603d1f3030ef0cee9134fcbf29193f9ebeffac0bd73b",
    "cross_cats_sorted": [
      "math.DS",
      "q-bio.PE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2014-09-04T09:22:46Z",
    "title_canon_sha256": "272b9732a5197b9736a1d20c8eff5c321de7a317cfa889ebc9e3b25d95ee0075"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.1378",
    "kind": "arxiv",
    "version": 2
  }
}