Pith Number

pith:TKH7HL3G

pith:2018:TKH7HL3GGMGP7N5IRW3HZ2ZFUD

not attested not anchored not stored refs pending

Failure of Nielsen-Ninomiya theorem and fragile topology in two-dimensional systems with space-time inversion symmetry: application to twisted bilayer graphene at magic angle

Bohm-Jung Yang, Junyeong Ahn, Sungjoon Park

arxiv:1808.05375 v5 · 2018-08-16 · cond-mat.mes-hall · cond-mat.str-el

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TKH7HL3GGMGP7N5IRW3HZ2ZFUD}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-17T23:47:20.645900Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9a8ff3af66330cffb7a88db67ceb25a0fc969b5dc9a4304b5c2301253ed36fe0

Aliases

arxiv: 1808.05375 · arxiv_version: 1808.05375v5 · doi: 10.48550/arxiv.1808.05375 · pith_short_12: TKH7HL3GGMGP · pith_short_16: TKH7HL3GGMGP7N5I · pith_short_8: TKH7HL3G

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/TKH7HL3GGMGP7N5IRW3HZ2ZFUD \
  | 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: 9a8ff3af66330cffb7a88db67ceb25a0fc969b5dc9a4304b5c2301253ed36fe0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d93213a537827d01c5d37601d0cc8f575228e8703e575b432c6ed9b5c4e25198",
    "cross_cats_sorted": [
      "cond-mat.str-el"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2018-08-16T08:13:47Z",
    "title_canon_sha256": "3355cd572f12e221fb63442c7dd3dfc053da70147ee33db6ed24fd3f9ed20414"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.05375",
    "kind": "arxiv",
    "version": 5
  }
}