Pith Number

pith:UVG6HLAO

pith:2015:UVG6HLAOU452NLF277D2LRAVQJ

not attested not anchored not stored refs pending

Edge-based nonlinear diffusion for finite element approximations of convection-diffusion equations and its relation to algebraic flux-correction schemes

Erik Burman, Fotini Karakatsani, Gabriel R. Barrenechea

arxiv:1509.08636 v1 · 2015-09-29 · 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{UVG6HLAOU452NLF277D2LRAVQJ}

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	2026-05-18T01:31:47.437469Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a54de3ac0ea73ba6acbaffc7a5c41582761177f4e215690f0a5352d18c5ad6f5

Aliases

arxiv: 1509.08636 · arxiv_version: 1509.08636v1 · doi: 10.48550/arxiv.1509.08636 · pith_short_12: UVG6HLAOU452 · pith_short_16: UVG6HLAOU452NLF2 · pith_short_8: UVG6HLAO

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/UVG6HLAOU452NLF277D2LRAVQJ \
  | 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: a54de3ac0ea73ba6acbaffc7a5c41582761177f4e215690f0a5352d18c5ad6f5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0629e3731f5a1d05155690e535e3e07a3f0c70025969d2fabf81611acc51b6bd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2015-09-29T08:31:24Z",
    "title_canon_sha256": "48d8ca73ca1f8ec77677e1fbcb2c9e405fa4cfdf62cd6c2a7e196d318813e9e3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.08636",
    "kind": "arxiv",
    "version": 1
  }
}