Pith Number

pith:H54EWRHU

pith:2020:H54EWRHUSAWC63EB5U5SI47ZAI

not attested not anchored not stored refs pending

Chern Insulators and Topological Flat-bands in Magic-angle Twisted Bilayer Graphene

Eva Y. Andrei, K. Watanabe, Shuang Wu, T. Taniguchi, Zhenyuan Zhang

arxiv:2007.03735 v3 · 2020-07-07 · 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{H54EWRHUSAWC63EB5U5SI47ZAI}

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	2026-07-05T02:31:40.086714Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3f784b44f4902c2f6c81ed3b2473f9022680ec73ace3eb560f45bad0ccb98b16

Aliases

arxiv: 2007.03735 · arxiv_version: 2007.03735v3 · doi: 10.48550/arxiv.2007.03735 · pith_short_12: H54EWRHUSAWC · pith_short_16: H54EWRHUSAWC63EB · pith_short_8: H54EWRHU

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/H54EWRHUSAWC63EB5U5SI47ZAI \
  | 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: 3f784b44f4902c2f6c81ed3b2473f9022680ec73ace3eb560f45bad0ccb98b16

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dd4937f7a3de1da658c13dcbe048e154898f3eaf0b72067ca6c6d9d285383be6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2020-07-07T18:55:05Z",
    "title_canon_sha256": "db3afc25d72dd4acb978cb9a21d6b33d0efc677805e175e0c106feeab35a0b3a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2007.03735",
    "kind": "arxiv",
    "version": 3
  }
}