Pith Number

pith:DGNLWSJP

pith:2007:DGNLWSJPOHLT57YX6A2DIRYHKV

not attested not anchored not stored refs pending

Hydrogen on graphene: Electronic structure, total energy, structural distortions, and magnetism from first-principles calculations

A. I. Lichtenstein, D. W. Boukhvalov, M. I. Katsnelson

arxiv:0710.1971 v2 · 2007-10-10 · 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{DGNLWSJPOHLT57YX6A2DIRYHKV}

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	2026-07-04T15:07:00.644198Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

199abb492f71d73eff17f0343447075545d693fff8349891f65ec82c3ddd349a

Aliases

arxiv: 0710.1971 · arxiv_version: 0710.1971v2 · doi: 10.48550/arxiv.0710.1971 · pith_short_12: DGNLWSJPOHLT · pith_short_16: DGNLWSJPOHLT57YX · pith_short_8: DGNLWSJP

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/DGNLWSJPOHLT57YX6A2DIRYHKV \
  | 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: 199abb492f71d73eff17f0343447075545d693fff8349891f65ec82c3ddd349a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cfaea6ca441276ad712fdbf0b6b47c4872517d077f75f9c08a2b972dbe7bede6",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2007-10-10T10:47:51Z",
    "title_canon_sha256": "81f7c22169760c55a8371b7358b9bf9db0c471c4c6f9d877fc8a2047a887ebf7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0710.1971",
    "kind": "arxiv",
    "version": 2
  }
}