Pith Number

pith:455CPQD6

pith:2013:455CPQD6K63SWSCSRRRYDVQ5PQ

not attested not anchored not stored refs pending

Continuous-Time Public Good Contribution under Uncertainty: A Stochastic Control Approach

Frank Riedel, Giorgio Ferrari, Jan-Henrik Steg

arxiv:1307.2849 v4 · 2013-07-10 · math.OC · q-fin.PM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{455CPQD6K63SWSCSRRRYDVQ5PQ}

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	2026-05-18T00:15:31.390830Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e77a27c07e57b72b48528c6381d61d7c202e054143cc651372e31df37447269e

Aliases

arxiv: 1307.2849 · arxiv_version: 1307.2849v4 · doi: 10.48550/arxiv.1307.2849 · pith_short_12: 455CPQD6K63S · pith_short_16: 455CPQD6K63SWSCS · pith_short_8: 455CPQD6

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/455CPQD6K63SWSCSRRRYDVQ5PQ \
  | 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: e77a27c07e57b72b48528c6381d61d7c202e054143cc651372e31df37447269e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d471516ba30572883490b5d07a5a974cf7a3f1e85f4dc3710fa433987d2da6cd",
    "cross_cats_sorted": [
      "q-fin.PM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2013-07-10T16:48:02Z",
    "title_canon_sha256": "6244ad452e4e1f75e79289d9f7376fddd3132c987f0a59da5325c15a8ae0544c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.2849",
    "kind": "arxiv",
    "version": 4
  }
}