Pith Number

pith:NPRS7YO5

pith:2009:NPRS7YO5ITCHXZFF3H3O4TIVXM

not attested not anchored not stored refs pending

Violation of critical universality at the antiferromagnetic phase transition of YbRh2Si2

A. Pikul, C. Geibel, C. Krellner, F. Steglich, J. G. Donath, J. Wosnitza, N. Oeschler, S. Hartmann

arxiv:0904.2969 v1 · 2009-04-20 · cond-mat.str-el

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NPRS7YO5ITCHXZFF3H3O4TIVXM}

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	2026-07-04T15:42:27.151335Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6be32fe1dd44c47be4a5d9f6ee4d15bb0e2e9c3cb1c6b7096a16885bd2bf7e65

Aliases

arxiv: 0904.2969 · arxiv_version: 0904.2969v1 · doi: 10.48550/arxiv.0904.2969 · pith_short_12: NPRS7YO5ITCH · pith_short_16: NPRS7YO5ITCHXZFF · pith_short_8: NPRS7YO5

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/NPRS7YO5ITCHXZFF3H3O4TIVXM \
  | 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: 6be32fe1dd44c47be4a5d9f6ee4d15bb0e2e9c3cb1c6b7096a16885bd2bf7e65

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bbc23bd38099fa8345fdaa669847ca7b305449a4d4503fbbaa200545fa9f1b3f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2009-04-20T08:25:36Z",
    "title_canon_sha256": "e85307e9fbf2c55067a6b52e59949d99fc2e0bca3a32d8e9eda80b3c56e3b22b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0904.2969",
    "kind": "arxiv",
    "version": 1
  }
}