Pith Number

pith:7GCDSINB

pith:2018:7GCDSINBFIQ6OKWILEDL22V34T

not attested not anchored not stored refs pending

Topologically Protected Helical States in Minimally Twisted Bilayer Graphene

Allan H. MacDonald, Brian J. LeRoy, Dmitry K. Efimkin, Emanuel Tutuc, Kenji Watanabe, Kyounghwan Kim, Shengqiang Huang, Takashi Taniguchi, Timothy Lovorn

arxiv:1802.02999 v2 · 2018-02-08 · 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{7GCDSINBFIQ6OKWILEDL22V34T}

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	2026-05-18T00:10:02.933437Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f9843921a12a21e72ac85906bd6abbe4d17d6487eaed57ca4734cf07bbcc7437

Aliases

arxiv: 1802.02999 · arxiv_version: 1802.02999v2 · doi: 10.48550/arxiv.1802.02999 · pith_short_12: 7GCDSINBFIQ6 · pith_short_16: 7GCDSINBFIQ6OKWI · pith_short_8: 7GCDSINB

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/7GCDSINBFIQ6OKWILEDL22V34T \
  | 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: f9843921a12a21e72ac85906bd6abbe4d17d6487eaed57ca4734cf07bbcc7437

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0aebeb261d5fab218dfc6180fce67a8c7c0cf6031b76d232e91a55d797a3611f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2018-02-08T18:30:55Z",
    "title_canon_sha256": "e6a63aa9b448cfa04b4506756bd2eab6b0ca1da24fda4b85958e1c05820052b3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.02999",
    "kind": "arxiv",
    "version": 2
  }
}