Pith Number

pith:SFYM3EJJ

pith:2007:SFYM3EJJRADCOLKV53WIREO6OZ

not attested not anchored not stored refs pending

Approximating a Wavefunction as an Unconstrained Sum of Slater Determinants

Fernando P\'erez, Gregory Beylkin, Martin J. Mohlenkamp

arxiv:0708.2896 v1 · 2007-08-21 · math-ph · cs.NA · math.MP · math.NA · physics.chem-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SFYM3EJJRADCOLKV53WIREO6OZ}

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	2026-06-03T22:06:01.981030Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9170cd91298806272d55eeec8891de76576866e3b503ea177c7ef8d29ebe669a

Aliases

arxiv: 0708.2896 · arxiv_version: 0708.2896v1 · doi: 10.48550/arxiv.0708.2896 · pith_short_12: SFYM3EJJRADC · pith_short_16: SFYM3EJJRADCOLKV · pith_short_8: SFYM3EJJ

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/SFYM3EJJRADCOLKV53WIREO6OZ \
  | 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: 9170cd91298806272d55eeec8891de76576866e3b503ea177c7ef8d29ebe669a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "005b81d95dd8e1361d01d1763ba60b58f852743d8519bf43d061b51f9ae5031e",
    "cross_cats_sorted": [
      "cs.NA",
      "math.MP",
      "math.NA",
      "physics.chem-ph"
    ],
    "license": "",
    "primary_cat": "math-ph",
    "submitted_at": "2007-08-21T18:41:38Z",
    "title_canon_sha256": "5755df13dd1bc0f3180c89d61c62c8ec1218c0bd89e080875590439066035a2e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0708.2896",
    "kind": "arxiv",
    "version": 1
  }
}