Pith Number

pith:PDXXA2PI

pith:2018:PDXXA2PIZ6Z7HSXP5QDIGRKT2S

not attested not anchored not stored refs pending

The Obstacle Problem for Quasilinear Stochastic Integral-Partial Differential Equations

Jing Zhang, Xue Yang, Yuchao Dong

arxiv:1804.09038 v1 · 2018-04-22 · 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{PDXXA2PIZ6Z7HSXP5QDIGRKT2S}

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	2026-05-18T00:13:59.932972Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

78ef7069e8cfb3f3caefec06834553d4b296aa2473eeca58418354b33aa434e0

Aliases

arxiv: 1804.09038 · arxiv_version: 1804.09038v1 · doi: 10.48550/arxiv.1804.09038 · pith_short_12: PDXXA2PIZ6Z7 · pith_short_16: PDXXA2PIZ6Z7HSXP · pith_short_8: PDXXA2PI

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/PDXXA2PIZ6Z7HSXP5QDIGRKT2S \
  | 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: 78ef7069e8cfb3f3caefec06834553d4b296aa2473eeca58418354b33aa434e0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6f7a8ae9e7bcf92c9b5be6acb7b826fc34a1ff230c526cbb114af044cb6b7e48",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.PR",
    "submitted_at": "2018-04-22T13:53:11Z",
    "title_canon_sha256": "0964096b09d02511c5b160b5f98fc0f58d335500c0ade8716aa8c83e0ad58f57"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.09038",
    "kind": "arxiv",
    "version": 1
  }
}