Pith Number

pith:SWWKTZKP

pith:2013:SWWKTZKPXJ5DP7LM3PVBAWCU3L

not attested not anchored not stored refs pending

Evidence of a full gap in LaFeAsO$_{1-x}$F$_x$ thin films from infrared spectroscopy

C. C. Homes, G. L. Carr, M. Kidszun, S. Haindl, Xiaoxiang Xi, Y. M. Dai

arxiv:1304.6327 v1 · 2013-04-23 · 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{SWWKTZKPXJ5DP7LM3PVBAWCU3L}

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	2026-05-18T03:22:07.577186Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

95aca9e54fba7a37fd6cdbea105854dae99a45416d9d91760debb851b1c10fbc

Aliases

arxiv: 1304.6327 · arxiv_version: 1304.6327v1 · doi: 10.48550/arxiv.1304.6327 · pith_short_12: SWWKTZKPXJ5D · pith_short_16: SWWKTZKPXJ5DP7LM · pith_short_8: SWWKTZKP

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/SWWKTZKPXJ5DP7LM3PVBAWCU3L \
  | 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: 95aca9e54fba7a37fd6cdbea105854dae99a45416d9d91760debb851b1c10fbc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1fce39df42d9a5941922cf5aaad65dd79d583c8ea84588b6a955951d485a52b3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2013-04-23T15:36:13Z",
    "title_canon_sha256": "03a378d581678a646d54e2e077144599413094d3db1c5c59eac33ee72c7ab49b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.6327",
    "kind": "arxiv",
    "version": 1
  }
}