Pith Number

pith:2KFQTN3F

pith:2012:2KFQTN3FRR7WI35S4NQSUTNKX4

not attested not anchored not stored refs pending

Tunable interplay between 3d and 4f electrons in Co-doped iron pnictides

A. Howard, A. Zakhidov, F. Ronning, H. Q. Yuan, J. Chen, J. Dai, J. D. Thompson, J. L. Zhang, L. Jiao, L. Yang, M. B. Salamon, N. Cornell, T. Shang, Y. Chen, Y. H. Chen

arxiv:1212.0221 v2 · 2012-12-02 · 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{2KFQTN3FRR7WI35S4NQSUTNKX4}

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	2026-05-18T01:52:48.558725Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d28b09b7658c7f646fb2e3612a4daabf21b0d4bc5ca93d5e8f3dfcc13953c3ce

Aliases

arxiv: 1212.0221 · arxiv_version: 1212.0221v2 · doi: 10.48550/arxiv.1212.0221 · pith_short_12: 2KFQTN3FRR7W · pith_short_16: 2KFQTN3FRR7WI35S · pith_short_8: 2KFQTN3F

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/2KFQTN3FRR7WI35S4NQSUTNKX4 \
  | 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: d28b09b7658c7f646fb2e3612a4daabf21b0d4bc5ca93d5e8f3dfcc13953c3ce

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "07b5f33c0cccc9b7172877bd478d6c9252dc1619946b0bb0d1c95856d79f1b6f",
    "cross_cats_sorted": [
      "cond-mat.supr-con"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2012-12-02T16:07:02Z",
    "title_canon_sha256": "6a29ab10fe9ae8347219e67e68daca3c090715205c69c3a1c3309f690126ecfb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.0221",
    "kind": "arxiv",
    "version": 2
  }
}