Pith Number

pith:WODR4IXW

pith:2013:WODR4IXWHJTDUWONKFYZQLJTRK

not attested not anchored not stored refs pending

Optimization under second order constraints: are the finite element discretizations consistent ?

Herv\'e Le Meur (LM-Orsay)

arxiv:1309.1433 v2 · 2013-09-05 · math.AP

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WODR4IXWHJTDUWONKFYZQLJTRK}

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	2026-05-18T00:47:31.676840Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b3871e22f63a663a59cd5171982d338a8af81c6000f223d5201a2354f9b5ab81

Aliases

arxiv: 1309.1433 · arxiv_version: 1309.1433v2 · doi: 10.48550/arxiv.1309.1433 · pith_short_12: WODR4IXWHJTD · pith_short_16: WODR4IXWHJTDUWON · pith_short_8: WODR4IXW

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/WODR4IXWHJTDUWONKFYZQLJTRK \
  | 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: b3871e22f63a663a59cd5171982d338a8af81c6000f223d5201a2354f9b5ab81

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "be87a48ad87b9fa605b26421add96e8b415e354a20056dc06860546a5b33f0ef",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2013-09-05T18:43:45Z",
    "title_canon_sha256": "7fb252a54b5227ac1d9407c42007c6d16ba3cd93b2e6d33be259a1f69ea49967"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.1433",
    "kind": "arxiv",
    "version": 2
  }
}