Pith Number

pith:M4DZSZVD

pith:2013:M4DZSZVD6SVWRENFJUS2JSYBKC

not attested not anchored not stored refs pending

Strongly enhanced current densities in Sr0.6K0.4Fe2As2 superconducting tapes

Chao Yao, Dongliang Wang, Haitao Zhang, He Lin, Kazuo Watanabe, Qianjun Zhang, Satoshi Awaji, Xianping Zhang, Yanwei Ma

arxiv:1309.7618 v2 · 2013-09-29 · 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{M4DZSZVD6SVWRENFJUS2JSYBKC}

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	2026-05-18T02:51:56.953487Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

67079966a3f4ab6891a54d25a4cb015092153d3288c4f5727ffe7c3176f19e78

Aliases

arxiv: 1309.7618 · arxiv_version: 1309.7618v2 · doi: 10.48550/arxiv.1309.7618 · pith_short_12: M4DZSZVD6SVW · pith_short_16: M4DZSZVD6SVWRENF · pith_short_8: M4DZSZVD

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/M4DZSZVD6SVWRENFJUS2JSYBKC \
  | 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: 67079966a3f4ab6891a54d25a4cb015092153d3288c4f5727ffe7c3176f19e78

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9fd910640d81620252de55cd079bf2e5246a60f2ba2cb6c3625a73d7dfb88e78",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2013-09-29T16:32:06Z",
    "title_canon_sha256": "95424a78a21866101529d8d78573f2eeaa207ae4e1a4506a46efda73014a31ef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.7618",
    "kind": "arxiv",
    "version": 2
  }
}