Pith Number

pith:7VAQZC2K

pith:2010:7VAQZC2KPV7V7KLII7YYCKENPK

not attested not anchored not stored refs pending

Fe-based high temperature superconductivity with Tc=31K bordering an insulating antiferromagnet in (Tl,K)FexSe2 Crystals

Chiheng Dong, Chunmu Feng, Hangdong Wang, H.Q. Yuan, Jian Chen, Minghu Fang, Zujuan Li

arxiv:1012.5236 v1 · 2010-12-23 · 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{7VAQZC2KPV7V7KLII7YYCKENPK}

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	2026-05-18T04:23:56.338543Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd410c8b4a7d7f5fa96847f181288d7a82910411f1cc26ed5e780da9b2b4e06d

Aliases

arxiv: 1012.5236 · arxiv_version: 1012.5236v1 · doi: 10.48550/arxiv.1012.5236 · pith_short_12: 7VAQZC2KPV7V · pith_short_16: 7VAQZC2KPV7V7KLI · pith_short_8: 7VAQZC2K

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/7VAQZC2KPV7V7KLII7YYCKENPK \
  | 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: fd410c8b4a7d7f5fa96847f181288d7a82910411f1cc26ed5e780da9b2b4e06d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0bd6d44a46235cd9f634a343044ba0d12e08610149a4a9224240808bb4b0e89b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2010-12-23T15:56:31Z",
    "title_canon_sha256": "fb1bb38d66f2baaa878d46184243610198e4ed5e3ce055b734d327610e9d8f30"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1012.5236",
    "kind": "arxiv",
    "version": 1
  }
}