Pith Number

pith:UQZCWL3Z

pith:2019:UQZCWL3Z72O6QN4DKTHGHKSXYT

not attested not anchored not stored refs pending

Skyrmion quantum spin Hall effect

Tianqi Chen, Tim Byrnes

arxiv:1905.01459 v2 · 2019-05-04 · 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{UQZCWL3Z72O6QN4DKTHGHKSXYT}

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	2026-07-05T03:49:36.411608Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a4322b2f79fe9de8378354ce63aa57c4d1be28ffee0d7b26cb9c46f11091cde7

Aliases

arxiv: 1905.01459 · arxiv_version: 1905.01459v2 · doi: 10.48550/arxiv.1905.01459 · pith_short_12: UQZCWL3Z72O6 · pith_short_16: UQZCWL3Z72O6QN4D · pith_short_8: UQZCWL3Z

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/UQZCWL3Z72O6QN4DKTHGHKSXYT \
  | 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: a4322b2f79fe9de8378354ce63aa57c4d1be28ffee0d7b26cb9c46f11091cde7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "25c48459f07f8e17508d76d5f58c29d625be850d563db5aeb73c3ad2574abf11",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2019-05-04T09:06:48Z",
    "title_canon_sha256": "539f001773672f08896f086039fd327b216b42d8e12a00f5018ffbb64484c73d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.01459",
    "kind": "arxiv",
    "version": 2
  }
}