Pith Number

pith:I3CUB676

pith:2009:I3CUB676LMM6EJSHOOCVRZZSOX

not attested not anchored not stored refs pending

Spin gaps and spin-flip energies in density-functional theory

C. A. Ullrich, G. Vignale, K. Capelle

arxiv:0911.1712 v1 · 2009-11-09 · cond-mat.mtrl-sci · cond-mat.mes-hall · physics.atom-ph · 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{I3CUB676LMM6EJSHOOCVRZZSOX}

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	2026-05-18T02:10:49.578691Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

46c540fbfe5b19e22647738558e73275cc290bb92f56d65ec22d1e4823625ab1

Aliases

arxiv: 0911.1712 · arxiv_version: 0911.1712v1 · doi: 10.48550/arxiv.0911.1712 · pith_short_12: I3CUB676LMM6 · pith_short_16: I3CUB676LMM6EJSH · pith_short_8: I3CUB676

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/I3CUB676LMM6EJSHOOCVRZZSOX \
  | 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: 46c540fbfe5b19e22647738558e73275cc290bb92f56d65ec22d1e4823625ab1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "73b379613e1e12161e4d0b881b45775c15b041bc354b2a95d02f563daf96a1e0",
    "cross_cats_sorted": [
      "cond-mat.mes-hall",
      "physics.atom-ph",
      "physics.chem-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2009-11-09T15:52:06Z",
    "title_canon_sha256": "d51f5c5d310dfc9544787bf9265e1d4f966e604364895a97668918bb46e238e3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0911.1712",
    "kind": "arxiv",
    "version": 1
  }
}