Pith Number

pith:7CPCY2GG

pith:2015:7CPCY2GGJMVV73L4ZTDMOKXFJV

not attested not anchored not stored refs pending

Pressure-induced semimetal to superconductor transition in a three-dimensional topological material ZrTe5

Cheng Ji, Jian Sun, Juefei Wu, Mingliang Tian, Nana Li, Pengchao Lu, Ranran Zhang, Wei Ning, Wenge Yang, Xiangang Wan, Xiangde Zhu, Xuefei Wang, Xuliang Chen, Yonghui Zhou, Yongping Du, Yuheng Zhang, Zhaorong Yang, Zhenhua Chi

arxiv:1505.02658 v2 · 2015-05-11 · cond-mat.supr-con

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7CPCY2GGJMVV73L4ZTDMOKXFJV}

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	2026-05-18T01:19:00.470835Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f89e2c68c64b2b5fed7cccc6c72ae54d6ca803bb18d2e41e29e1857eb50f96a2

Aliases

arxiv: 1505.02658 · arxiv_version: 1505.02658v2 · doi: 10.48550/arxiv.1505.02658 · pith_short_12: 7CPCY2GGJMVV · pith_short_16: 7CPCY2GGJMVV73L4 · pith_short_8: 7CPCY2GG

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/7CPCY2GGJMVV73L4ZTDMOKXFJV \
  | 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: f89e2c68c64b2b5fed7cccc6c72ae54d6ca803bb18d2e41e29e1857eb50f96a2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8b909d6ba664111af6fc030fc99d2fe7fbef2f18dff3c0d357a2bbcc7da3a362",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2015-05-11T15:02:53Z",
    "title_canon_sha256": "685b83a5cf1220d2fe3ffbb2c573c6681a2513de9f8fab1ad21dcabe408f8c13"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.02658",
    "kind": "arxiv",
    "version": 2
  }
}