Pith Number

pith:ZBOQLC3T

pith:2018:ZBOQLC3TXHTA26JSFNSTNRFOHZ

not attested not anchored not stored refs pending

Jacobi-Galerkin spectral method for eigenvalue problems of Riesz fractional differential equations

Huiyuan Li, Lizhen Chen, Zhiping Mao

arxiv:1803.03556 v1 · 2018-03-09 · 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{ZBOQLC3TXHTA26JSFNSTNRFOHZ}

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	2026-05-18T00:21:39.136828Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c85d058b73b9e60d79322b6536c4ae3e46a792ed4d636e1dbc3febaca9b2006c

Aliases

arxiv: 1803.03556 · arxiv_version: 1803.03556v1 · doi: 10.48550/arxiv.1803.03556 · pith_short_12: ZBOQLC3TXHTA · pith_short_16: ZBOQLC3TXHTA26JS · pith_short_8: ZBOQLC3T

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/ZBOQLC3TXHTA26JSFNSTNRFOHZ \
  | 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: c85d058b73b9e60d79322b6536c4ae3e46a792ed4d636e1dbc3febaca9b2006c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "249103b0160e60a1bfed7578f2534aaa0e7a5e69644c92c272064121e4902c0b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-03-09T15:24:12Z",
    "title_canon_sha256": "124bb9256c1129e922842a7aeea8f9be7d6eff70f5e295c7107519e66e609f78"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.03556",
    "kind": "arxiv",
    "version": 1
  }
}