Pith Number

pith:FWDNWOCY

pith:2023:FWDNWOCYQCTVY62N7SJPBVURXH

not attested not anchored not stored refs pending

An overview of a posteriori error estimation and post-processingmethods for nonlinear eigenvalue problems

CNRS), Genevi\`eve Dusson (LMB, Yvon Maday (LJLL (UMR\_7598))

arxiv:2303.01273 v2 · 2023-03-02 · math.NA · cs.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{FWDNWOCYQCTVY62N7SJPBVURXH}

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	2026-07-05T06:41:13.331799Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2d86db385880a75c7b4dfc92f0d691b9cab7bac1bc5a52fe123b61264b748d06

Aliases

arxiv: 2303.01273 · arxiv_version: 2303.01273v2 · doi: 10.48550/arxiv.2303.01273 · pith_short_12: FWDNWOCYQCTV · pith_short_16: FWDNWOCYQCTVY62N · pith_short_8: FWDNWOCY

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/FWDNWOCYQCTVY62N7SJPBVURXH \
  | 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: 2d86db385880a75c7b4dfc92f0d691b9cab7bac1bc5a52fe123b61264b748d06

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fa9a01ea30ee75f6b3627c533d399e4eb66b7b4c3ae4e2117b6ee58b6d33d065",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2023-03-02T13:58:21Z",
    "title_canon_sha256": "4cefc8c9c54227bc2914f07d78617c7c13ecdb8608075818dec8179eb5377d1b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2303.01273",
    "kind": "arxiv",
    "version": 2
  }
}