Pith Number

pith:77WAKDVY

pith:2013:77WAKDVYNAJU4PKU7TUHPUPSQI

not attested not anchored not stored refs pending

Exploration-exploitation trade-off features a saltatory search behaviour

Dimitri Volchenkov, Jonathan Helbach, Marko Tscherepanow, Sina K\"uhnel

arxiv:1305.5650 v1 · 2013-05-24 · q-bio.OT · physics.soc-ph · 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{77WAKDVYNAJU4PKU7TUHPUPSQI}

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	2026-05-18T03:25:03.590874Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ffec050eb868134e3d54fce877d1f282150947c1264988d187f84d916ad41ae2

Aliases

arxiv: 1305.5650 · arxiv_version: 1305.5650v1 · doi: 10.48550/arxiv.1305.5650 · pith_short_12: 77WAKDVYNAJU · pith_short_16: 77WAKDVYNAJU4PKU · pith_short_8: 77WAKDVY

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/77WAKDVYNAJU4PKU7TUHPUPSQI \
  | 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: ffec050eb868134e3d54fce877d1f282150947c1264988d187f84d916ad41ae2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "625b19715caf7675a4581c388ec8d95cdad855fce3104ec3a0c2fc3881b7f352",
    "cross_cats_sorted": [
      "physics.soc-ph",
      "q-bio.PE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.OT",
    "submitted_at": "2013-05-24T08:38:11Z",
    "title_canon_sha256": "72814937088be3976614aacb724a09a6c5790623da957cd41b61ec1b662b2c95"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.5650",
    "kind": "arxiv",
    "version": 1
  }
}