Pith Number

pith:LOO3SA5P

pith:2014:LOO3SA5PZCNW4FC4E77PXEHKEF

not attested not anchored not stored refs pending

Specialization and Bet Hedging in Heterogeneous Populations

David Jahn, Erwin Frey, Steffen Rulands

arxiv:1408.4912 v2 · 2014-08-21 · q-bio.PE · physics.bio-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{LOO3SA5PZCNW4FC4E77PXEHKEF}

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	2026-05-18T02:43:27.663408Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5b9db903afc89b6e145c27fefb90ea215abf8ad1ff5fc79e8bdce5afe4f5296b

Aliases

arxiv: 1408.4912 · arxiv_version: 1408.4912v2 · doi: 10.48550/arxiv.1408.4912 · pith_short_12: LOO3SA5PZCNW · pith_short_16: LOO3SA5PZCNW4FC4 · pith_short_8: LOO3SA5P

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/LOO3SA5PZCNW4FC4E77PXEHKEF \
  | 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: 5b9db903afc89b6e145c27fefb90ea215abf8ad1ff5fc79e8bdce5afe4f5296b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2d459a04c1f4a03c042c5b37390023284c8bddd0f60da10635b13dc443995418",
    "cross_cats_sorted": [
      "physics.bio-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2014-08-21T08:23:37Z",
    "title_canon_sha256": "044531e0541b3c35767b3efadd1b48f3e36e4cfa48fa5a85015d48cf07c29f58"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.4912",
    "kind": "arxiv",
    "version": 2
  }
}