Pith Number

pith:B6RQVX3F

pith:2017:B6RQVX3FJ7DN2MC2JGUZNDU43B

not attested not anchored not stored refs pending

Nonlinear parallel-in-time multilevel Schur complement solvers for ordinary differential equations

Marc Olm, Santiago Badia

arxiv:1703.08466 v2 · 2017-03-24 · 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{B6RQVX3FJ7DN2MC2JGUZNDU43B}

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	2026-05-18T00:34:57.403185Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0fa30adf654fc6dd305a49a9968e9cd87daca95b30e21d7b0d1d5d9fe7add3a9

Aliases

arxiv: 1703.08466 · arxiv_version: 1703.08466v2 · doi: 10.48550/arxiv.1703.08466 · pith_short_12: B6RQVX3FJ7DN · pith_short_16: B6RQVX3FJ7DN2MC2 · pith_short_8: B6RQVX3F

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/B6RQVX3FJ7DN2MC2JGUZNDU43B \
  | 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: 0fa30adf654fc6dd305a49a9968e9cd87daca95b30e21d7b0d1d5d9fe7add3a9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ad9936cf3a092e760272bed96eca1baa12fc5717b74f98a2ec505b73f16051e1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2017-03-24T15:35:31Z",
    "title_canon_sha256": "4b334ff908dd47f448ebf5fbd3a4df489fedbe0add5e0d33b292437d5479a45f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.08466",
    "kind": "arxiv",
    "version": 2
  }
}