Pith Number

pith:UH7D7OHR

pith:2007:UH7D7OHRGOPDPEV6BTOCRREJQH

not attested not anchored not stored refs pending

Factorization of the Non-Stationary Schrodinger Operator

N. Vieira, P. Cerejeiras

arxiv:0704.2304 v2 · 2007-04-18 · math-ph · math.AP · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UH7D7OHRGOPDPEV6BTOCRREJQH}

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	2026-05-18T04:09:24.086937Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a1fe3fb8f1339e3792be0cdc28c48981dd1c3b2da984f69a6f43651e1aa0c9c4

Aliases

arxiv: 0704.2304 · arxiv_version: 0704.2304v2 · doi: 10.48550/arxiv.0704.2304 · pith_short_12: UH7D7OHRGOPD · pith_short_16: UH7D7OHRGOPDPEV6 · pith_short_8: UH7D7OHR

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/UH7D7OHRGOPDPEV6BTOCRREJQH \
  | 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: a1fe3fb8f1339e3792be0cdc28c48981dd1c3b2da984f69a6f43651e1aa0c9c4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3a4b7e4ff0d3f06bbec1184642f4835dc92de682f672e7114b428a9b9e7aa33f",
    "cross_cats_sorted": [
      "math.AP",
      "math.MP"
    ],
    "license": "",
    "primary_cat": "math-ph",
    "submitted_at": "2007-04-18T09:44:46Z",
    "title_canon_sha256": "13ebe049a3fa9ca2ec8ecf6a2a8f55317a36f4f361ca3606db510cfec212a0da"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0704.2304",
    "kind": "arxiv",
    "version": 2
  }
}