Pith Number

pith:6FW5ENJN

pith:2015:6FW5ENJNOAO7YKABILVWA7WTDH

not attested not anchored not stored refs pending

Runge-Kutta time semidiscretizations of semilinear PDEs with non-smooth data

Chris Evans, Claudia Wulff

arxiv:1510.06246 v2 · 2015-10-21 · 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{6FW5ENJNOAO7YKABILVWA7WTDH}

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	2026-05-18T01:22:47.873356Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f16dd2352d701dfc280142eb607ed319e12d645df6f78c55b298255d9d328c6f

Aliases

arxiv: 1510.06246 · arxiv_version: 1510.06246v2 · doi: 10.48550/arxiv.1510.06246 · pith_short_12: 6FW5ENJNOAO7 · pith_short_16: 6FW5ENJNOAO7YKAB · pith_short_8: 6FW5ENJN

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/6FW5ENJNOAO7YKABILVWA7WTDH \
  | 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: f16dd2352d701dfc280142eb607ed319e12d645df6f78c55b298255d9d328c6f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3005495d92a22fde05d88c917ff18102c6333b50f23c6c0b3cd4d69b696a0e46",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2015-10-21T13:32:49Z",
    "title_canon_sha256": "2ce003df12a024d2d3fe23755df976cb21b139a2e81e303e34a5bc9322792933"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.06246",
    "kind": "arxiv",
    "version": 2
  }
}