Pith Number

pith:XKTUWCZL

pith:2011:XKTUWCZLRHZRX75VHWHRAAMLA7

not attested not anchored not stored refs pending

Observation of Multiple Superconducting Gaps in the Infrared Reflectivity Spectra of Ba(Fe0.9Co0.1)2As2

A. V. Muratov, B. P. Gorshunov, E. S. Zhukova, F. Kurth, K. lida, V. M. Pudalov, Yu. A. Aleshchenko

arxiv:1112.4636 v2 · 2011-12-20 · 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{XKTUWCZLRHZRX75VHWHRAAMLA7}

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	2026-05-18T04:04:44.561295Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

baa74b0b2b89f31bffb53d8f10018b07f920831020dd228496ec999a0aee6ef5

Aliases

arxiv: 1112.4636 · arxiv_version: 1112.4636v2 · doi: 10.48550/arxiv.1112.4636 · pith_short_12: XKTUWCZLRHZR · pith_short_16: XKTUWCZLRHZRX75V · pith_short_8: XKTUWCZL

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/XKTUWCZLRHZRX75VHWHRAAMLA7 \
  | 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: baa74b0b2b89f31bffb53d8f10018b07f920831020dd228496ec999a0aee6ef5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d307438336ad276e6aeee1e757da026fd702f184c38e5767caeb488d98b6ffa5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2011-12-20T10:22:06Z",
    "title_canon_sha256": "99cb9082fcb71d4d27eba2ebf87868db445c49ee345ab77951e1461b6bc13455"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1112.4636",
    "kind": "arxiv",
    "version": 2
  }
}