Pith Number

pith:V5HEPVJK

pith:2009:V5HEPVJKN2WIZONGY5UQCKFTHB

not attested not anchored not stored refs pending

Symmetry-induced gap opening in graphene superlattices

Gian Franco Tantardini, Rocco Martinazzo, Simone Casolo

arxiv:0910.2407 v1 · 2009-10-13 · cond-mat.mtrl-sci · cond-mat.mes-hall

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{V5HEPVJKN2WIZONGY5UQCKFTHB}

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	2026-05-18T02:11:24.118515Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

af4e47d52a6eac8cb9a6c7690128b33878f1a8defebc138eae53be74e3a30de4

Aliases

arxiv: 0910.2407 · arxiv_version: 0910.2407v1 · doi: 10.48550/arxiv.0910.2407 · pith_short_12: V5HEPVJKN2WI · pith_short_16: V5HEPVJKN2WIZONG · pith_short_8: V5HEPVJK

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/V5HEPVJKN2WIZONGY5UQCKFTHB \
  | 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: af4e47d52a6eac8cb9a6c7690128b33878f1a8defebc138eae53be74e3a30de4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dda02168dc17e9b7b4cf892ea403e954bb5aa89f06886248b87159b927bdcac9",
    "cross_cats_sorted": [
      "cond-mat.mes-hall"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2009-10-13T14:36:06Z",
    "title_canon_sha256": "00b944afca44a78c8174bb70ad70a07e3af6f15b19af04071b78014133e9e9d6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.2407",
    "kind": "arxiv",
    "version": 1
  }
}