Pith Number

pith:TVMRIMPS

pith:2019:TVMRIMPSCOYFRRVOAV6YKY5KYC

not attested not anchored not stored refs pending

Sharp Estimates for the First Eigenvalues of the Bi-drifting Laplacian

Adriano Cavalcante Bezerra, Changyu Xia

arxiv:1903.06728 v1 · 2019-03-15 · 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{TVMRIMPSCOYFRRVOAV6YKY5KYC}

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	2026-05-17T23:51:04.672039Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9d591431f213b058c6ae057d8563aac0a5aba3be3619661fc34b02276b867d4d

Aliases

arxiv: 1903.06728 · arxiv_version: 1903.06728v1 · doi: 10.48550/arxiv.1903.06728 · pith_short_12: TVMRIMPSCOYF · pith_short_16: TVMRIMPSCOYFRRVO · pith_short_8: TVMRIMPS

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/TVMRIMPSCOYFRRVOAV6YKY5KYC \
  | 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: 9d591431f213b058c6ae057d8563aac0a5aba3be3619661fc34b02276b867d4d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "54590a9974a89a087bf625d022708f6980b46d978cbc99b47aa352e5f29aa974",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2019-03-15T18:18:02Z",
    "title_canon_sha256": "d772937250e44108489d0f971413bec8d2e8c25dd25b01ba7eb9091e606e9754"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.06728",
    "kind": "arxiv",
    "version": 1
  }
}