Pith Number

pith:RZYFX3NL

pith:2021:RZYFX3NLLWT243OK6UMJKZ3U53

not attested not anchored not stored refs pending

Quasi-symmetry protected topology in a semi-metal

B. Andrei Bernevig, Carsten Putzke, Chandra Shekhar, Chaoxing Liu, Chunyu Guo, Claudia Felser, Feng-Ren Fan, Jonas Diaz, Kaustuv Manna, Lunhui Hu, Philip J. W. Moll, Xiangwei Huang, Yan Sun

arxiv:2108.02279 v4 · 2021-08-04 · cond-mat.mtrl-sci · cond-mat.str-el

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RZYFX3NLLWT243OK6UMJKZ3U53}

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	2026-07-05T04:27:44.158886Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8e705bedab5da7ae6dcaf518956774eed9bfd9fd4ee4301b526ed8c15bdfd094

Aliases

arxiv: 2108.02279 · arxiv_version: 2108.02279v4 · doi: 10.48550/arxiv.2108.02279 · pith_short_12: RZYFX3NLLWT2 · pith_short_16: RZYFX3NLLWT243OK · pith_short_8: RZYFX3NL

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/RZYFX3NLLWT243OK6UMJKZ3U53 \
  | 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: 8e705bedab5da7ae6dcaf518956774eed9bfd9fd4ee4301b526ed8c15bdfd094

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "38bf1daa331ff29814aaf79a2d10c6ccbdf4350d1daeb81f0960b0c9d8f0d5cf",
    "cross_cats_sorted": [
      "cond-mat.str-el"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2021-08-04T20:41:29Z",
    "title_canon_sha256": "8051a7b955b36273d3c875c811c5e6609320b0fdfc7677031b8c95b4276f7ff9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.02279",
    "kind": "arxiv",
    "version": 4
  }
}