Pith Number

pith:FVASCER3

pith:2010:FVASCER3AJLPMSYDBDUZHGXNGL

not attested not anchored not stored refs pending

Optimizing Hartree-Fock orbitals by the density-matrix renormalization group

H.-G. Luo, M.-P. Qin, T. Xiang

arxiv:1002.1287 v2 · 2010-02-05 · cond-mat.str-el · cond-mat.other · physics.chem-ph · physics.comp-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{FVASCER3AJLPMSYDBDUZHGXNGL}

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	2026-05-18T04:39:08.038788Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2d4121123b0256f64b0308e9939aed32ef808011ad72140f26ddf58f21535987

Aliases

arxiv: 1002.1287 · arxiv_version: 1002.1287v2 · doi: 10.48550/arxiv.1002.1287 · pith_short_12: FVASCER3AJLP · pith_short_16: FVASCER3AJLPMSYD · pith_short_8: FVASCER3

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/FVASCER3AJLPMSYDBDUZHGXNGL \
  | 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: 2d4121123b0256f64b0308e9939aed32ef808011ad72140f26ddf58f21535987

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2216911f6dc5e6425ab33614d0ff25123e07d19ea9f75c2823b760127853e8d7",
    "cross_cats_sorted": [
      "cond-mat.other",
      "physics.chem-ph",
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2010-02-05T17:54:32Z",
    "title_canon_sha256": "8cc72a4591777e19c359913222727b310c227f29e4efd4bc12ac55dd12e7943b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1002.1287",
    "kind": "arxiv",
    "version": 2
  }
}