Pith Number

pith:AN4YIMMK

pith:2012:AN4YIMMKU2IAAYIV2PHC7Q6TUF

not attested not anchored not stored refs pending

Sharp bounds for the first eigenvalue of a fourth order Steklov problem

Alessandro Savo (MeMoMat), Simon Raulot (LMRS)

arxiv:1206.7102 v1 · 2012-06-29 · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AN4YIMMKU2IAAYIV2PHC7Q6TUF}

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	2026-05-18T03:52:13.017608Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

037984318aa690006115d3ce2fc3d3a15b2a1992df7614830f7ae956f7e31fc8

Aliases

arxiv: 1206.7102 · arxiv_version: 1206.7102v1 · doi: 10.48550/arxiv.1206.7102 · pith_short_12: AN4YIMMKU2IA · pith_short_16: AN4YIMMKU2IAAYIV · pith_short_8: AN4YIMMK

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/AN4YIMMKU2IAAYIV2PHC7Q6TUF \
  | 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: 037984318aa690006115d3ce2fc3d3a15b2a1992df7614830f7ae956f7e31fc8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "da3976ec15f2edec5428e51a3bd8fcf5965251020bb23b683a9fcfadbffcd6db",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2012-06-29T18:55:22Z",
    "title_canon_sha256": "67fdceab4760dd7c7d9f5e5f3a071fa96cda31b96b7094945c452317cfe438bd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1206.7102",
    "kind": "arxiv",
    "version": 1
  }
}