Pith Number

pith:BHCB4YLG

pith:2019:BHCB4YLG675OG2X2Y2FKSJNIWF

not attested not anchored not stored refs pending

Improved order 1/4 convergence for piecewise constant policy approximation of stochastic control problems

Athena Picarelli, Christoph Reisinger, Espen R. Jakobsen

arxiv:1901.01193 v1 · 2019-01-04 · math.PR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BHCB4YLG675OG2X2Y2FKSJNIWF}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-17T23:56:56.794396Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

09c41e6166f7fae36afac68aa925a8b160c131bd6cadcff8eaf594a0542650e6

Aliases

arxiv: 1901.01193 · arxiv_version: 1901.01193v1 · doi: 10.48550/arxiv.1901.01193 · pith_short_12: BHCB4YLG675O · pith_short_16: BHCB4YLG675OG2X2 · pith_short_8: BHCB4YLG

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/BHCB4YLG675OG2X2Y2FKSJNIWF \
  | 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: 09c41e6166f7fae36afac68aa925a8b160c131bd6cadcff8eaf594a0542650e6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5708c61c814906bf112823f4006732a77c25362814a032f7fada6b7e8a7b0a53",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.PR",
    "submitted_at": "2019-01-04T16:24:10Z",
    "title_canon_sha256": "c51ba64af737ee56325221bd66c0d712519071d26f56e672e4b4399f816a1f5f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.01193",
    "kind": "arxiv",
    "version": 1
  }
}