Pith Number

pith:GFP7CYPY

pith:2014:GFP7CYPY4LXLHXMH7EYRAVYBFT

not attested not anchored not stored refs pending

A Constrained Control Problem with Degenerate Coefficients and Degenerate Backward SPDEs with Singular Terminal Condition

Jinniao Qiu, Qi Zhang, Ulrich Horst

arxiv:1407.0108 v3 · 2014-07-01 · q-fin.MF · math.PR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GFP7CYPY4LXLHXMH7EYRAVYBFT}

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	2026-05-18T01:36:36.005767Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

315ff161f8e2eeb3dd87f9311057012cf4706193e4143eea130b93eb4bc04669

Aliases

arxiv: 1407.0108 · arxiv_version: 1407.0108v3 · doi: 10.48550/arxiv.1407.0108 · pith_short_12: GFP7CYPY4LXL · pith_short_16: GFP7CYPY4LXLHXMH · pith_short_8: GFP7CYPY

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/GFP7CYPY4LXLHXMH7EYRAVYBFT \
  | 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: 315ff161f8e2eeb3dd87f9311057012cf4706193e4143eea130b93eb4bc04669

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5f31996099b95df949cf6cb38cead5c5d5ade5ae345e9d623288e31658779166",
    "cross_cats_sorted": [
      "math.PR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.MF",
    "submitted_at": "2014-07-01T06:12:54Z",
    "title_canon_sha256": "ca536e8dcb1aa6a8ca32351b461f9a272c2e9ab0e4a508deecb8cc0829041beb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.0108",
    "kind": "arxiv",
    "version": 3
  }
}