Pith Number

pith:I7TBLEQE

pith:2018:I7TBLEQEMVVZZXHAERACEOJ3XG

not attested not anchored not stored refs pending

Asymptotic-Preserving scheme for the resolution of evolution equations with stiff transport terms

Baptiste Fedele, Claudia Negulescu, Stefan Possanner

arxiv:1802.06780 v1 · 2018-02-19 · 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{I7TBLEQEMVVZZXHAERACEOJ3XG}

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	2026-05-18T00:22:54.306752Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

47e6159204656b9cdce0244022393bb9acbc1eb8d0cef50e04b9883f5f3fac39

Aliases

arxiv: 1802.06780 · arxiv_version: 1802.06780v1 · doi: 10.48550/arxiv.1802.06780 · pith_short_12: I7TBLEQEMVVZ · pith_short_16: I7TBLEQEMVVZZXHA · pith_short_8: I7TBLEQE

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/I7TBLEQEMVVZZXHAERACEOJ3XG \
  | 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: 47e6159204656b9cdce0244022393bb9acbc1eb8d0cef50e04b9883f5f3fac39

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e81d6cd1656ce232d9303ab6d921d3b8ef030dc133c592645f932b7e4797235f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-02-19T09:02:27Z",
    "title_canon_sha256": "0dc24e1d3f2ac084c1522a5ae8cfc4bda81957f46425f22b8c934d807c0e5218"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.06780",
    "kind": "arxiv",
    "version": 1
  }
}