Pith Number

pith:HSMGECHF

pith:2021:HSMGECHF7Z2MZ2DKB6FKHUNYCQ

not attested not anchored not stored refs pending

Evidence of orbital ferromagnetism in twisted bilayer graphene aligned to hexagonal boron nitride

Aaron L. Sharpe, Arthur W. Barnard, David Goldhaber-Gordon, Eli J. Fox, Joe Finney, Kenji Watanabe, Marc A. Kastner, Takashi Taniguchi

arxiv:2102.04039 v2 · 2021-02-08 · 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{HSMGECHF7Z2MZ2DKB6FKHUNYCQ}

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	2026-07-05T02:47:31.443046Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3c986208e5fe74cce86a0f8aa3d1b8141e1b0f99ecb1cab9abbd365cb5ec2bec

Aliases

arxiv: 2102.04039 · arxiv_version: 2102.04039v2 · doi: 10.48550/arxiv.2102.04039 · pith_short_12: HSMGECHF7Z2M · pith_short_16: HSMGECHF7Z2MZ2DK · pith_short_8: HSMGECHF

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/HSMGECHF7Z2MZ2DKB6FKHUNYCQ \
  | 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: 3c986208e5fe74cce86a0f8aa3d1b8141e1b0f99ecb1cab9abbd365cb5ec2bec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0f2673ea9f6eb86e7eaf7f49a0a06e866b58fcae6b4a73bd43ea0f65dff3452c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2021-02-08T07:39:44Z",
    "title_canon_sha256": "64eaca7c8709cfdeff36daee13b2d46fd97e0a2bb74678d59387081e2818fbbe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.04039",
    "kind": "arxiv",
    "version": 2
  }
}