Pith Number

pith:QK3EDYBL

pith:2013:QK3EDYBLAV2VSLVSO35U445WS3

not attested not anchored not stored refs pending

On the logarithmic Schrodinger equation

Eugenio Montefusco, Marco Squassina, Pietro d'Avenia

arxiv:1304.6878 v2 · 2013-04-25 · 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{QK3EDYBLAV2VSLVSO35U445WS3}

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	2026-05-18T03:25:58.087438Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

82b641e02b0575592eb276fb4e73b696ea6eb5d06a6da37804792be6cdac2958

Aliases

arxiv: 1304.6878 · arxiv_version: 1304.6878v2 · doi: 10.48550/arxiv.1304.6878 · pith_short_12: QK3EDYBLAV2V · pith_short_16: QK3EDYBLAV2VSLVS · pith_short_8: QK3EDYBL

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/QK3EDYBLAV2VSLVSO35U445WS3 \
  | 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: 82b641e02b0575592eb276fb4e73b696ea6eb5d06a6da37804792be6cdac2958

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "375fcd0bb33849671e95dc21a7fff1918984de5482cf7406c96bc04a8a9a0dbe",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2013-04-25T11:24:28Z",
    "title_canon_sha256": "5c57a408ffe9d4d1dad959e0369ef676533efd3689d7f6e0f82b24bcc8deb3e0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.6878",
    "kind": "arxiv",
    "version": 2
  }
}