Pith Number

pith:GQMYCL7B

pith:2009:GQMYCL7BD7LA2NEMCKS3O2R3NU

not attested not anchored not stored refs pending

75As NMR study of single crystals of the heavily overdoped pnictide superconductors Ba{1-x}KxFe2As2 (x = 0.7 and 1)

G. F. Chen, G. M. Luke, J. P. Hu, J. S. Zhang, L. Ma, S. W. Zhang, T. L. Xia, W. Yu, Y. D. Hou

arxiv:0908.4369 v2 · 2009-08-30 · 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{GQMYCL7BD7LA2NEMCKS3O2R3NU}

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	2026-07-04T17:19:18.372879Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3419812fe11fd60d348c12a5b76a3b6d057fba8d52a8ce6a9185f2719aff910c

Aliases

arxiv: 0908.4369 · arxiv_version: 0908.4369v2 · doi: 10.48550/arxiv.0908.4369 · pith_short_12: GQMYCL7BD7LA · pith_short_16: GQMYCL7BD7LA2NEM · pith_short_8: GQMYCL7B

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/GQMYCL7BD7LA2NEMCKS3O2R3NU \
  | 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: 3419812fe11fd60d348c12a5b76a3b6d057fba8d52a8ce6a9185f2719aff910c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2e04dd209bf384eedde495ed96c6fb88a9a4e11d8a5a7084a4ef002d69d43ce0",
    "cross_cats_sorted": [
      "cond-mat.str-el"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2009-08-30T01:20:33Z",
    "title_canon_sha256": "f3fb7905a312af2eeef8606077775520f0072bc7cf52bd051ea32cbd2026180d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0908.4369",
    "kind": "arxiv",
    "version": 2
  }
}