Pith Number

pith:DBCNCIGV

pith:2016:DBCNCIGV73Q2Y75GTGRBY54K7H

not attested not anchored not stored refs pending

The Effect of the Schwarz Rearrangement on the Periodic Principal Eigenvalue of a Nonsymmetric Operator

Gr\'egoire Nadin (LJLL)

arxiv:1609.01442 v1 · 2016-09-06 · math.AP · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DBCNCIGV73Q2Y75GTGRBY54K7H}

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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	2026-05-18T01:05:39.569203Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1844d120d5fee1ac7fa699a21c778af9ef1b64e8dfe758a8dc20ff3dc8fe67f2

Aliases

arxiv: 1609.01442 · arxiv_version: 1609.01442v1 · doi: 10.48550/arxiv.1609.01442 · pith_short_12: DBCNCIGV73Q2 · pith_short_16: DBCNCIGV73Q2Y75G · pith_short_8: DBCNCIGV

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/DBCNCIGV73Q2Y75GTGRBY54K7H \
  | 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: 1844d120d5fee1ac7fa699a21c778af9ef1b64e8dfe758a8dc20ff3dc8fe67f2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "411423780707ed6a8524d8b8513d223d165e26f830379e14b911eca8040e3d72",
    "cross_cats_sorted": [
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2016-09-06T08:59:59Z",
    "title_canon_sha256": "f1e9b3866e1c949a6f6ff26948709b5838d2191fee6fb5c009c321b222960297"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.01442",
    "kind": "arxiv",
    "version": 1
  }
}