Pith Number

pith:NBB7PUOL

pith:2015:NBB7PUOLDFKH6SKW2KSQT5A7U5

not attested not anchored not stored refs pending

Spin-orbit-free Weyl-loop and Weyl-point semimetals in a stable three-dimensional carbon allotrope

Fan Zhang, Hui Pan, Marvin L. Cohen, Shengbai Zhang, Shengyuan A. Yang, Yuanping Chen, Yuee Xie

arxiv:1505.02284 v1 · 2015-05-09 · cond-mat.mtrl-sci · 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{NBB7PUOLDFKH6SKW2KSQT5A7U5}

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	2026-05-18T01:29:54.248098Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6843f7d1cb19547f4956d2a509f41fa74820ab8f716965aa9fdeb6ff92fe519e

Aliases

arxiv: 1505.02284 · arxiv_version: 1505.02284v1 · doi: 10.48550/arxiv.1505.02284 · pith_short_12: NBB7PUOLDFKH · pith_short_16: NBB7PUOLDFKH6SKW · pith_short_8: NBB7PUOL

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/NBB7PUOLDFKH6SKW2KSQT5A7U5 \
  | 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: 6843f7d1cb19547f4956d2a509f41fa74820ab8f716965aa9fdeb6ff92fe519e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3c1aed6547e1de7cec7ac9bb5985015122ace76d5e853e10e18f0546cc3b916c",
    "cross_cats_sorted": [
      "cond-mat.mes-hall"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2015-05-09T15:29:49Z",
    "title_canon_sha256": "485cc824cb232fe2b540c00e98551502ba16731c8f09b47a6d750b1d01b032a7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.02284",
    "kind": "arxiv",
    "version": 1
  }
}