Pith Number

pith:QQEHC2EE

pith:2012:QQEHC2EEXEUYGGKKF27254JQMM

not attested not anchored not stored refs pending

Ultrafast quasiparticle dynamics in superconducting iron pnictide CaFe1.89Co0.11As2

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

arxiv:1209.3551 v2 · 2012-09-17 · 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{QQEHC2EEXEUYGGKKF27254JQMM}

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	2026-05-18T03:30:02.568442Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8408716884b92983194a2ebfaef130630f2233014e448eb20664850a10dca006

Aliases

arxiv: 1209.3551 · arxiv_version: 1209.3551v2 · doi: 10.48550/arxiv.1209.3551 · pith_short_12: QQEHC2EEXEUY · pith_short_16: QQEHC2EEXEUYGGKK · pith_short_8: QQEHC2EE

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/QQEHC2EEXEUYGGKKF27254JQMM \
  | 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: 8408716884b92983194a2ebfaef130630f2233014e448eb20664850a10dca006

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5dc29d4c7a9b5337f6c73568495b46f024cb9228f8e8b85d8cd5df314736949a",
    "cross_cats_sorted": [
      "cond-mat.supr-con"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2012-09-17T04:54:35Z",
    "title_canon_sha256": "fecfa17a8812d56718b398158ce82c3d2f9b04345c2edff68512dbbf9ddc698a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.3551",
    "kind": "arxiv",
    "version": 2
  }
}