Pith Number

pith:IA7NM7H6

pith:2012:IA7NM7H6IFZ6YY3T5TZQDVIGEF

not attested not anchored not stored refs pending

Acoustic and optical phonon dynamics from femtosecond time-resolved optical spectroscopy of superconducting iron pnictide Ca(Fe_0.944Co_0.056)_2As_2

A. K. Sood, B. Buchner, L. Harnagea, Sunil Kumar, S. Wurmehl

arxiv:1209.3174 v2 · 2012-09-14 · cond-mat.str-el · 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{IA7NM7H6IFZ6YY3T5TZQDVIGEF}

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	2026-05-18T03:38:34.237569Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

403ed67cfe4173ec6373ecf301d506216bbefe8e9f6487cc80277aa61a866557

Aliases

arxiv: 1209.3174 · arxiv_version: 1209.3174v2 · doi: 10.48550/arxiv.1209.3174 · pith_short_12: IA7NM7H6IFZ6 · pith_short_16: IA7NM7H6IFZ6YY3T · pith_short_8: IA7NM7H6

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/IA7NM7H6IFZ6YY3T5TZQDVIGEF \
  | 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: 403ed67cfe4173ec6373ecf301d506216bbefe8e9f6487cc80277aa61a866557

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1a4d99586a61fd17567d1953ef8b8932b48568f34335356d7eac1d5977ec146d",
    "cross_cats_sorted": [
      "cond-mat.supr-con"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2012-09-14T13:12:15Z",
    "title_canon_sha256": "d8a50c7d4d99cfbf4e13771472f20b847372f019a3e13d596bb801cf7a5deaf3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.3174",
    "kind": "arxiv",
    "version": 2
  }
}