Pith Number

pith:WS7ASKWH

pith:2017:WS7ASKWH26MOTLEFJMPINWESX5

not attested not anchored not stored refs pending

Hybrid PDE solver for data-driven problems and modern branching

Francisco Bernal, Gon\c{c}alo dos Reis, Greig Smith

arxiv:1705.03666 v1 · 2017-05-10 · math.NA · math.PR · q-fin.CP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WS7ASKWH26MOTLEFJMPINWESX5}

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	2026-05-18T00:44:43.265386Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b4be092ac7d798e9ac854b1e86d892bf5eaa15d2a632b020abf69eab4c142c80

Aliases

arxiv: 1705.03666 · arxiv_version: 1705.03666v1 · doi: 10.48550/arxiv.1705.03666 · pith_short_12: WS7ASKWH26MO · pith_short_16: WS7ASKWH26MOTLEF · pith_short_8: WS7ASKWH

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/WS7ASKWH26MOTLEFJMPINWESX5 \
  | 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: b4be092ac7d798e9ac854b1e86d892bf5eaa15d2a632b020abf69eab4c142c80

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "324797a78d754e2bf3a26c4dfcda3afd3800dc1a31305c81d6eac7ca01e46c49",
    "cross_cats_sorted": [
      "math.PR",
      "q-fin.CP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2017-05-10T08:55:55Z",
    "title_canon_sha256": "6204ccbb979310eb748f4ab08122f3a561bb65ebae3c1120ec703bbc17f9bb9a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.03666",
    "kind": "arxiv",
    "version": 1
  }
}