Pith Number

pith:KKDUMQPF

pith:2011:KKDUMQPFUQEMIB2KNMFMDEVYFN

not attested not anchored not stored refs pending

Electron-electron interaction and electron-hole asymmetry in bilayer graphene (Supporting Materials)

J. Zhu, K. Zou, X. Hong

arxiv:1103.2061 v2 · 2011-03-10 · cond-mat.str-el · 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{KKDUMQPFUQEMIB2KNMFMDEVYFN}

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	2026-05-18T04:14:55.005036Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

52874641e5a408c4074a6b0ac192b82b56ddde192a06993bc191a9bb3749326c

Aliases

arxiv: 1103.2061 · arxiv_version: 1103.2061v2 · doi: 10.48550/arxiv.1103.2061 · pith_short_12: KKDUMQPFUQEM · pith_short_16: KKDUMQPFUQEMIB2K · pith_short_8: KKDUMQPF

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/KKDUMQPFUQEMIB2KNMFMDEVYFN \
  | 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: 52874641e5a408c4074a6b0ac192b82b56ddde192a06993bc191a9bb3749326c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b0735dcf79b5dac923248da64b3f496351196a39eb9ec3ec5a91ad0ffb0522dd",
    "cross_cats_sorted": [
      "cond-mat.mes-hall"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2011-03-10T15:55:35Z",
    "title_canon_sha256": "b1f42a44c89a43c54701ca330f6bf394bd24c264e35f5fac629f70ae117335e2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.2061",
    "kind": "arxiv",
    "version": 2
  }
}