Pith Number

pith:M6JHTBNX

pith:2015:M6JHTBNXIZSVEN2LYWXJFV7HYR

not attested not anchored not stored refs pending

Disordered Fe vacancies and superconductivity in potassium-intercalated iron selenide (K2-xFe4+ySe5)

Chia-Hao Hsu, Chih-Han Wang, Chung-Chieh Chang, Maw-kuen Wu, Ming-Jye Wang, Phillip M. Wu, Ta-Kun Chen, Yung-Chi Lee

arxiv:1502.01116 v2 · 2015-02-04 · 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{M6JHTBNXIZSVEN2LYWXJFV7HYR}

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	2026-05-17T23:56:43.294424Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

67927985b7466552374bc5ae92d7e7c4515c704f69e23ec59633f27fec83481e

Aliases

arxiv: 1502.01116 · arxiv_version: 1502.01116v2 · doi: 10.48550/arxiv.1502.01116 · pith_short_12: M6JHTBNXIZSV · pith_short_16: M6JHTBNXIZSVEN2L · pith_short_8: M6JHTBNX

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/M6JHTBNXIZSVEN2LYWXJFV7HYR \
  | 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: 67927985b7466552374bc5ae92d7e7c4515c704f69e23ec59633f27fec83481e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "feeef29bde33a218391bbbf5720e8672867c343e0b9e02ca5a1815a67f67c2b7",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2015-02-04T08:10:01Z",
    "title_canon_sha256": "c555d77f33162df019fdee047ebb617d04c831c15a6bf0574b22a9ccdf6bdb67"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.01116",
    "kind": "arxiv",
    "version": 2
  }
}