Pith Number

pith:IYKNYKGQ

pith:2013:IYKNYKGQ3U2QNGKPOAR7KOBHBA

not attested not anchored not stored refs pending

Heat capacity jump at T_c and pressure derivatives of superconducting transition temperature in the Ba(1-x)NaxFe2As2 (0.1 <= x <= 0.9) series

Daniel Bugaris, Duck Young Chung, Helmut Claus, Mercouri G. Kanatzidis, Paul C. Canfield, Sergey L. Bud'ko

arxiv:1312.6705 v1 · 2013-12-23 · 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{IYKNYKGQ3U2QNGKPOAR7KOBHBA}

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	2026-05-18T01:45:42.260346Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4614dc28d0dd3506994f7023f53827082aca36bc7fde85e9c1e6e13bcf276cc1

Aliases

arxiv: 1312.6705 · arxiv_version: 1312.6705v1 · doi: 10.48550/arxiv.1312.6705 · pith_short_12: IYKNYKGQ3U2Q · pith_short_16: IYKNYKGQ3U2QNGKP · pith_short_8: IYKNYKGQ

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/IYKNYKGQ3U2QNGKPOAR7KOBHBA \
  | 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: 4614dc28d0dd3506994f7023f53827082aca36bc7fde85e9c1e6e13bcf276cc1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "381f3cee7469c4a593eb831d294a42f69f9d56c3c5ef8c2e6f08bacf345f04ea",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2013-12-23T21:30:33Z",
    "title_canon_sha256": "fea8a23db04476abd4981b4fe84fb2c7ac06bc81c679963e7c2f0af1edb81a6b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.6705",
    "kind": "arxiv",
    "version": 1
  }
}