Pith Number

pith:DVUPD2EH

pith:2019:DVUPD2EHBKKD56EDYZT2DDWRWG

not attested not anchored not stored refs pending

New eigenvalue estimates involving Bessel functions

Fida EL Chami, Georges Habib, Nicolas Ginoux (IECL)

arxiv:1908.02566 v2 · 2019-08-07 · math.DG · math.AP · math.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DVUPD2EHBKKD56EDYZT2DDWRWG}

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	2026-07-05T00:04:29.596949Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1d68f1e8870a943ef883c667a18ed1b19ac390fee7af5b3a2f6356b4c0bfd0db

Aliases

arxiv: 1908.02566 · arxiv_version: 1908.02566v2 · doi: 10.48550/arxiv.1908.02566 · pith_short_12: DVUPD2EHBKKD · pith_short_16: DVUPD2EHBKKD56ED · pith_short_8: DVUPD2EH

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/DVUPD2EHBKKD56EDYZT2DDWRWG \
  | 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: 1d68f1e8870a943ef883c667a18ed1b19ac390fee7af5b3a2f6356b4c0bfd0db

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9868508f0d8de4c510a5b51b67f7a73ad0c2c4b0ce04f88805c648768ce1129d",
    "cross_cats_sorted": [
      "math.AP",
      "math.SP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2019-08-07T12:25:20Z",
    "title_canon_sha256": "cc3d677b0cfc906f86cf94f3b9f95eb1771751ae3ab7b50dc8354b742465d76b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.02566",
    "kind": "arxiv",
    "version": 2
  }
}