Pith Number

pith:HLTV3P3V

pith:2014:HLTV3P3VAWNLSN6VOWYQTMINBI

not attested not anchored not stored refs pending

A PDE approach to fractional diffusion: a posteriori error analysis

Abner J. Salgado, Enrique Ot\'arola, Long Chen, Ricardo H. Nochetto

arxiv:1406.2281 v2 · 2014-06-09 · 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{HLTV3P3VAWNLSN6VOWYQTMINBI}

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	2026-05-18T02:04:11.200989Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3ae75dbf75059ab937d575b109b10d0a17d2942bfcc9e19130d3832931636978

Aliases

arxiv: 1406.2281 · arxiv_version: 1406.2281v2 · doi: 10.48550/arxiv.1406.2281 · pith_short_12: HLTV3P3VAWNL · pith_short_16: HLTV3P3VAWNLSN6V · pith_short_8: HLTV3P3V

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/HLTV3P3VAWNLSN6VOWYQTMINBI \
  | 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: 3ae75dbf75059ab937d575b109b10d0a17d2942bfcc9e19130d3832931636978

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f32c9d51a27ec9b00a2f8ef97926503df0002b7a37bd259560cf44f1a4e74d8d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2014-06-09T18:55:09Z",
    "title_canon_sha256": "44e3c23b2db7cd0f1ca06f2e0b988a3510b6c014c9afabd81d03739583f22d76"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.2281",
    "kind": "arxiv",
    "version": 2
  }
}