Pith Number

pith:UQYP4XF4

pith:2018:UQYP4XF4MLHO7KT7YXYYRO352R

not attested not anchored not stored refs pending

Helical Network Model for Twisted Bilayer Graphene

Allan H. MacDonald, Dmitry K. Efimkin

arxiv:1803.06404 v1 · 2018-03-16 · 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{UQYP4XF4MLHO7KT7YXYYRO352R}

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	2026-05-18T00:11:05.785094Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a430fe5cbc62ceefaa7fc5f188bb7dd46309325ee3d5725391aeb5c0bd888d89

Aliases

arxiv: 1803.06404 · arxiv_version: 1803.06404v1 · doi: 10.48550/arxiv.1803.06404 · pith_short_12: UQYP4XF4MLHO · pith_short_16: UQYP4XF4MLHO7KT7 · pith_short_8: UQYP4XF4

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/UQYP4XF4MLHO7KT7YXYYRO352R \
  | 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: a430fe5cbc62ceefaa7fc5f188bb7dd46309325ee3d5725391aeb5c0bd888d89

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5ff092795606425b3b612b6e007d792f0feeaced1c8b078e8446b46df1e42b0c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2018-03-16T21:19:30Z",
    "title_canon_sha256": "9bf29e63ca35385cb97e0238dc7251f45443c9a080ac81f00c12576ca2409c67"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.06404",
    "kind": "arxiv",
    "version": 1
  }
}