Pith Number

pith:SOFR6B3R

pith:2016:SOFR6B3RHHQYMU233WQNCTZL6M

not attested not anchored not stored refs pending

An asymptotic preserving method for transport equations with oscillatory scattering coefficients

Jianfeng Lu, Qin Li

arxiv:1609.00412 v2 · 2016-09-01 · 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{SOFR6B3RHHQYMU233WQNCTZL6M}

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	2026-05-18T00:45:48.592165Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

938b1f077139e186535bdda0d14f2bf3071cd6b54e968a776dd71a153405c3de

Aliases

arxiv: 1609.00412 · arxiv_version: 1609.00412v2 · doi: 10.48550/arxiv.1609.00412 · pith_short_12: SOFR6B3RHHQY · pith_short_16: SOFR6B3RHHQYMU23 · pith_short_8: SOFR6B3R

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/SOFR6B3RHHQYMU233WQNCTZL6M \
  | 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: 938b1f077139e186535bdda0d14f2bf3071cd6b54e968a776dd71a153405c3de

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9af3f280854e0c494a0d85e7c6375e777917c7dba93041979b50d71b0393e7b9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2016-09-01T22:04:37Z",
    "title_canon_sha256": "6622ec5cfb1a0d4ace1cbe04be71af8f1b8eb2f364c545344fa173b72bf4cb3a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.00412",
    "kind": "arxiv",
    "version": 2
  }
}