Pith Number

pith:WTI6NQMO

pith:2009:WTI6NQMORXP5J64KRQDQPMA4ML

not attested not anchored not stored refs pending

Annealing effects on superconductivity in SrFe2-xNixAs2

Johnpierre Paglione, Kevin Kirshenbaum, Nicholas P. Butch, Shanta R. Saha

arxiv:0908.4095 v2 · 2009-08-27 · 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{WTI6NQMORXP5J64KRQDQPMA4ML}

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	2026-05-18T04:30:58.193960Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b4d1e6c18e8ddfd4fb8a8c0707b01c62e29b182479ca7e7da2efb713100103c9

Aliases

arxiv: 0908.4095 · arxiv_version: 0908.4095v2 · doi: 10.48550/arxiv.0908.4095 · pith_short_12: WTI6NQMORXP5 · pith_short_16: WTI6NQMORXP5J64K · pith_short_8: WTI6NQMO

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/WTI6NQMORXP5J64KRQDQPMA4ML \
  | 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: b4d1e6c18e8ddfd4fb8a8c0707b01c62e29b182479ca7e7da2efb713100103c9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f1a5d091c4317eaddfb3a95e3cd4ca5eb8a9b8562a362045fd356d6248e432cd",
    "cross_cats_sorted": [
      "cond-mat.str-el"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2009-08-27T20:29:27Z",
    "title_canon_sha256": "f579828a107a38d2db88127e513d3edcf538b0fff38f201408a981e547045766"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0908.4095",
    "kind": "arxiv",
    "version": 2
  }
}