Pith Number

pith:UMNZIRE7

pith:2020:UMNZIRE7HKQGD6TUNO7V6TCM7E

not attested not anchored not stored refs pending

Superconductivity in Sm-doped 1,3,5-triphenylbenzene

Hai-Hu Wen, Jin Si, Xiyu Zhu, Zheng Hu

arxiv:2002.00600 v2 · 2020-02-03 · cond-mat.supr-con

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UMNZIRE7HKQGD6TUNO7V6TCM7E}

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	2026-07-05T01:14:36.872910Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a31b94449f3aa061fa746bbf5f4c4cf90df8e2ff0b64904d6abaf1e98ead0d8d

Aliases

arxiv: 2002.00600 · arxiv_version: 2002.00600v2 · doi: 10.48550/arxiv.2002.00600 · pith_short_12: UMNZIRE7HKQG · pith_short_16: UMNZIRE7HKQGD6TU · pith_short_8: UMNZIRE7

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/UMNZIRE7HKQGD6TUNO7V6TCM7E \
  | 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: a31b94449f3aa061fa746bbf5f4c4cf90df8e2ff0b64904d6abaf1e98ead0d8d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f09e296650aa3c569326609443376179cdbbb00bf6ff1a0de8c42e7a29fbcdc1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2020-02-03T08:50:15Z",
    "title_canon_sha256": "c8e2dec51e0b08391a71382f2d0dbfc3a5a7538fe53d573dacbc481c66aa2c97"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.00600",
    "kind": "arxiv",
    "version": 2
  }
}