Pith Number

pith:ZJ2RIE3V

pith:2015:ZJ2RIE3VUTXEH7DAAOKPTIKSOC

not attested not anchored not stored refs pending

Resolvent sampling based Rayleigh-Ritz method for large-scale nonlinear eigenvalue problems

Changjun Zheng, Chuanzeng Zhang, Jinyou Xiao, Shuangshuang Meng

arxiv:1510.07522 v3 · 2015-10-26 · 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{ZJ2RIE3VUTXEH7DAAOKPTIKSOC}

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	2026-05-18T01:10:33.086492Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ca75141375a4ee43fc600394f9a15270ba9c12090794924c2a3d2acb0540a4c9

Aliases

arxiv: 1510.07522 · arxiv_version: 1510.07522v3 · doi: 10.48550/arxiv.1510.07522 · pith_short_12: ZJ2RIE3VUTXE · pith_short_16: ZJ2RIE3VUTXEH7DA · pith_short_8: ZJ2RIE3V

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/ZJ2RIE3VUTXEH7DAAOKPTIKSOC \
  | 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: ca75141375a4ee43fc600394f9a15270ba9c12090794924c2a3d2acb0540a4c9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "07317eb00c15a65a230a3b49cccf046b5495643ee68e21b836277fd6241b5611",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2015-10-26T15:59:19Z",
    "title_canon_sha256": "dd4fb093f93f9da9a3598f56385107bb401d8fca46a56cafe08eeee30d73b322"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.07522",
    "kind": "arxiv",
    "version": 3
  }
}