Pith Number

pith:PH7V5S42

pith:2009:PH7V5S42RNCFOAITQHUII6MGG7

not attested not anchored not stored refs pending

Efficacy of surface error corrections to density functional theory calculations of vacancy formation energy in transition metals

C. S. Sundar, H. K. Sahu, M. C. Valsakumar, Prithwish Kumar Nandi, Sharat Chandra

arxiv:0904.3859 v2 · 2009-04-24 · cond-mat.mtrl-sci

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PH7V5S42RNCFOAITQHUII6MGG7}

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	2026-05-18T04:13:07.232293Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

79ff5ecb9a8b4457011381e884798637efbf79391be4d576280db12d93cf6552

Aliases

arxiv: 0904.3859 · arxiv_version: 0904.3859v2 · doi: 10.48550/arxiv.0904.3859 · pith_short_12: PH7V5S42RNCF · pith_short_16: PH7V5S42RNCFOAIT · pith_short_8: PH7V5S42

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/PH7V5S42RNCFOAITQHUII6MGG7 \
  | 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: 79ff5ecb9a8b4457011381e884798637efbf79391be4d576280db12d93cf6552

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6b7d0ac080a00a6f536a6ff1c83b70184aec568a49cb31961409523f75b72a69",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2009-04-24T12:41:45Z",
    "title_canon_sha256": "b27e84ed81347806123a01715e76cc6cc6a2f8bacd91b91fa6b12195fd4512e2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0904.3859",
    "kind": "arxiv",
    "version": 2
  }
}