Pith Number

pith:I5YPBBJM

pith:2012:I5YPBBJM4JIKL3TM47ZJNDCWZA

not attested not anchored not stored refs pending

Contraction and optimality properties of adaptive Legendre-Galerkin methods: the 1-dimensional case

Claudio Canuto, Marco Verani, Ricardo H. Nochetto

arxiv:1206.5524 v1 · 2012-06-24 · 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{I5YPBBJM4JIKL3TM47ZJNDCWZA}

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	2026-05-18T03:52:39.814989Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4770f0852ce250a5ee6ce7f2968c56c800e0721619877ab78dbe764d44306cd9

Aliases

arxiv: 1206.5524 · arxiv_version: 1206.5524v1 · doi: 10.48550/arxiv.1206.5524 · pith_short_12: I5YPBBJM4JIK · pith_short_16: I5YPBBJM4JIKL3TM · pith_short_8: I5YPBBJM

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/I5YPBBJM4JIKL3TM47ZJNDCWZA \
  | 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: 4770f0852ce250a5ee6ce7f2968c56c800e0721619877ab78dbe764d44306cd9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "32525f07cf3e352ffd6e20dc84c216fbdfa029f8b432a0332ac8a36d5bb4256e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2012-06-24T17:21:52Z",
    "title_canon_sha256": "f2d056dcfe6614dc12d3b7b54e588fe6976451ab001f43f0fa441c2f7b6061bf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1206.5524",
    "kind": "arxiv",
    "version": 1
  }
}