Pith Number

pith:Z3I4ZWCI

pith:2010:Z3I4ZWCIZ2IMJOGXIE2CQX32NE

not attested not anchored not stored refs pending

Upper Critical Field of Pressure-Induced Superconductor EuFe$_2$As$_2$

Atsushi Harada, Hiroyuki S. Suzuki, Keizo Murata, Kota Kodama, Megumi Tomita, Motoi Kimata, Nobuyuki Kurita, Shinya Uji, Taichi Terashima, Takehiko Matsumoto

arxiv:1011.5084 v3 · 2010-11-23 · cond-mat.supr-con · cond-mat.str-el

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Z3I4ZWCIZ2IMJOGXIE2CQX32NE}

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	2026-05-18T02:04:41.917890Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ced1ccd848ce90c4b8d74134285f7a6908390fba7f28045a96e3f6760c261cd7

Aliases

arxiv: 1011.5084 · arxiv_version: 1011.5084v3 · doi: 10.48550/arxiv.1011.5084 · pith_short_12: Z3I4ZWCIZ2IM · pith_short_16: Z3I4ZWCIZ2IMJOGX · pith_short_8: Z3I4ZWCI

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/Z3I4ZWCIZ2IMJOGXIE2CQX32NE \
  | 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: ced1ccd848ce90c4b8d74134285f7a6908390fba7f28045a96e3f6760c261cd7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4cf01fa3cf7e6050436689fdf6167586fc1b6d3e82e7b033fe985d4d5e9733bf",
    "cross_cats_sorted": [
      "cond-mat.str-el"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2010-11-23T13:17:00Z",
    "title_canon_sha256": "b497c4d8fe20cd854f671940442b4b1caacd06d9312c9bbe47c9966b8ce240b3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1011.5084",
    "kind": "arxiv",
    "version": 3
  }
}