Pith Number

pith:OO4CHYBJ

pith:2019:OO4CHYBJJPU32NWHITDQRP3QCT

not attested not anchored not stored refs pending

An Asymptotically Compatible Approach For Neumann-Type Boundary Condition On Nonlocal Problems

Huaiqian You, Nathaniel Trask, Xin Yang Lu, Yue Yu

arxiv:1908.03853 v1 · 2019-08-11 · math.AP · cs.NA · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OO4CHYBJJPU32NWHITDQRP3QCT}

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	2026-07-04T23:53:18.956970Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

73b823e0294be9bd36c744c708bf7014c0b8fe189904f7f7b257d9ef42457105

Aliases

arxiv: 1908.03853 · arxiv_version: 1908.03853v1 · doi: 10.48550/arxiv.1908.03853 · pith_short_12: OO4CHYBJJPU3 · pith_short_16: OO4CHYBJJPU32NWH · pith_short_8: OO4CHYBJ

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/OO4CHYBJJPU32NWHITDQRP3QCT \
  | 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: 73b823e0294be9bd36c744c708bf7014c0b8fe189904f7f7b257d9ef42457105

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9ee97c6544f35fdb991733111899308e099c19db3bc3f8b29f52ca3d98c781c8",
    "cross_cats_sorted": [
      "cs.NA",
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2019-08-11T04:25:37Z",
    "title_canon_sha256": "36956168bb0218787461eabedaee33559fa34e7bc06422af3131f247a9e564f2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.03853",
    "kind": "arxiv",
    "version": 1
  }
}