Pith Number

pith:EMEHEQ5T

pith:2010:EMEHEQ5TQCP3LW2L3YAMNXPHM3

not attested not anchored not stored refs pending

Frozen Gaussian approximation for general linear strictly hyperbolic system: formulation and Eulerian methods

Jianfeng Lu, Xu Yang

arxiv:1010.1969 v2 · 2010-10-10 · 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{EMEHEQ5TQCP3LW2L3YAMNXPHM3}

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	2026-05-18T04:16:40.860944Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

23087243b3809fb5db4bde00c6dde766ee395f425aa7ce8a81de1657af068bb6

Aliases

arxiv: 1010.1969 · arxiv_version: 1010.1969v2 · doi: 10.48550/arxiv.1010.1969 · pith_short_12: EMEHEQ5TQCP3 · pith_short_16: EMEHEQ5TQCP3LW2L · pith_short_8: EMEHEQ5T

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/EMEHEQ5TQCP3LW2L3YAMNXPHM3 \
  | 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: 23087243b3809fb5db4bde00c6dde766ee395f425aa7ce8a81de1657af068bb6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e25b01f349233e98b3efff01c5079d3039fe2c7372d759edbf7d4d42bd366846",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2010-10-10T22:22:38Z",
    "title_canon_sha256": "5b739dc9349dcd8e7f3e1df96ddfe99163a8d5125b5b889cb4fcd3077d243721"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1010.1969",
    "kind": "arxiv",
    "version": 2
  }
}