Pith Number

pith:TY7DXXER

pith:2009:TY7DXXERJP2VEZTFVNFNHZDXJH

not attested not anchored not stored refs pending

First-principles study of the interaction and charge transfer between graphene and metals

G. Brocks, G. Giovannetti, J. van den Brink, P. A. Khomyakov, P. C. Rusu, P. J. Kelly

arxiv:0902.1203 v1 · 2009-02-08 · cond-mat.mtrl-sci · cond-mat.other

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TY7DXXERJP2VEZTFVNFNHZDXJH}

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	2026-05-18T02:14:48.936124Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9e3e3bdc914bf5526665ab4ad3e47749d2aeeb9b0ba6c705d2875d638e3e5fc8

Aliases

arxiv: 0902.1203 · arxiv_version: 0902.1203v1 · doi: 10.48550/arxiv.0902.1203 · pith_short_12: TY7DXXERJP2V · pith_short_16: TY7DXXERJP2VEZTF · pith_short_8: TY7DXXER

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/TY7DXXERJP2VEZTFVNFNHZDXJH \
  | 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: 9e3e3bdc914bf5526665ab4ad3e47749d2aeeb9b0ba6c705d2875d638e3e5fc8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b5d2410488dfb991c06a9fc0cd3dc44311444ceb01defe7c52f5fe1de5811f9a",
    "cross_cats_sorted": [
      "cond-mat.other"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2009-02-08T11:46:01Z",
    "title_canon_sha256": "76980a3bdfffd2a70f1d339fee2616114e9cd349ccdbb14d4aff04c4771733b3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0902.1203",
    "kind": "arxiv",
    "version": 1
  }
}