Pith Number

pith:7USY6ZDP

pith:2014:7USY6ZDPPKXE6VCYD7FSJP4WQU

not attested not anchored not stored refs pending

Specific Heat of Ca0.33Na0.67Fe2As2

C. Q. Jin, G. R. Stewart, J. S. Kim, K. Zhao

arxiv:1406.7519 v1 · 2014-06-29 · 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{7USY6ZDPPKXE6VCYD7FSJP4WQU}

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	2026-05-18T02:48:45.070310Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd258f646f7aae4f54581fcb24bf968539c14ef17458984cfbcc7523d181457a

Aliases

arxiv: 1406.7519 · arxiv_version: 1406.7519v1 · doi: 10.48550/arxiv.1406.7519 · pith_short_12: 7USY6ZDPPKXE · pith_short_16: 7USY6ZDPPKXE6VCY · pith_short_8: 7USY6ZDP

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/7USY6ZDPPKXE6VCYD7FSJP4WQU \
  | 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: fd258f646f7aae4f54581fcb24bf968539c14ef17458984cfbcc7523d181457a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d28cf2597fa4a4d4b2dbbd2481ebc0358cfbe490708a6866d6f89804ed71286c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2014-06-29T16:10:06Z",
    "title_canon_sha256": "d9b3defaf2e6a65db1b1eed53af7fa204139a9d43f0731d1cac27fb95f2f64ab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.7519",
    "kind": "arxiv",
    "version": 1
  }
}