Pith Number

pith:NM7LOZXO

pith:2009:NM7LOZXO6ECG7BEJASZNXVSLAJ

not attested not anchored not stored refs pending

Evolution of bulk superconductivity in SrFe2As2 with Ni substitution

Johnpierre Paglione, K. Kirshenbaum, N.P. Butch, S.R. Saha

arxiv:0905.0859 v2 · 2009-05-06 · cond-mat.supr-con · 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{NM7LOZXO6ECG7BEJASZNXVSLAJ}

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	2026-07-04T15:43:53.952543Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6b3eb766eef1046f848904b2dbd64b026aa8a4183b96045074292bb3c951061d

Aliases

arxiv: 0905.0859 · arxiv_version: 0905.0859v2 · doi: 10.48550/arxiv.0905.0859 · pith_short_12: NM7LOZXO6ECG · pith_short_16: NM7LOZXO6ECG7BEJ · pith_short_8: NM7LOZXO

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/NM7LOZXO6ECG7BEJASZNXVSLAJ \
  | 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: 6b3eb766eef1046f848904b2dbd64b026aa8a4183b96045074292bb3c951061d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4bb59743d25c3eb736fc21f90844d181024100c26cc7eeeb8b8e724d4f744980",
    "cross_cats_sorted": [
      "cond-mat.str-el"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2009-05-06T19:58:05Z",
    "title_canon_sha256": "e1c7c614da95c6d9bea67d1db6200203e82093134f4662937a0e792c40ae2ee8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0905.0859",
    "kind": "arxiv",
    "version": 2
  }
}