Pith Number

pith:SQEEMVJ3

pith:2011:SQEEMVJ33ZJ33NXJNVNZYAYQJW

not attested not anchored not stored refs pending

Energy gap in graphene nanoribbons with structured external electric potentials

G. Pal, L. Schweitzer, W. Apel

arxiv:1102.3032 v2 · 2011-02-15 · cond-mat.mes-hall · cond-mat.dis-nn

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SQEEMVJ33ZJ33NXJNVNZYAYQJW}

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	2026-05-18T04:25:25.453745Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

940846553bde53bdb6e96d5b9c03104d8f14ca8e9acbdcb657a3c4750e7e85ad

Aliases

arxiv: 1102.3032 · arxiv_version: 1102.3032v2 · doi: 10.48550/arxiv.1102.3032 · pith_short_12: SQEEMVJ33ZJ3 · pith_short_16: SQEEMVJ33ZJ33NXJ · pith_short_8: SQEEMVJ3

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/SQEEMVJ33ZJ33NXJNVNZYAYQJW \
  | 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: 940846553bde53bdb6e96d5b9c03104d8f14ca8e9acbdcb657a3c4750e7e85ad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ab50130d50cbc3068cd60fc0baff2db126a0abc6b14538410801002aac01e349",
    "cross_cats_sorted": [
      "cond-mat.dis-nn"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2011-02-15T10:38:18Z",
    "title_canon_sha256": "c22fa616b6050a9bc5e73068f0f82228ea045e99f120f1f7fbe65dccb56dd36f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1102.3032",
    "kind": "arxiv",
    "version": 2
  }
}