Pith Number

pith:X7SIZ6H6

pith:2012:X7SIZ6H6GAPZJ7MCJE2F4KRTWJ

not attested not anchored not stored refs pending

Bulk superconductivity in Bi4O4S3 revealed by specific heat measurement

Hiroaki Kadowaki, Hiroki Izawa, Hiroshi Takatsu, Osuke Miura, Yoshikazu Mizuguchi

arxiv:1208.2796 v1 · 2012-08-14 · cond-mat.supr-con · cond-mat.str-el

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{X7SIZ6H6GAPZJ7MCJE2F4KRTWJ}

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	2026-05-18T03:40:02.805410Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bfe48cf8fe301f94fd8249345e2a33b24cb9b767b1b0606bc3d96e3c18d58269

Aliases

arxiv: 1208.2796 · arxiv_version: 1208.2796v1 · doi: 10.48550/arxiv.1208.2796 · pith_short_12: X7SIZ6H6GAPZ · pith_short_16: X7SIZ6H6GAPZJ7MC · pith_short_8: X7SIZ6H6

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/X7SIZ6H6GAPZJ7MCJE2F4KRTWJ \
  | 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: bfe48cf8fe301f94fd8249345e2a33b24cb9b767b1b0606bc3d96e3c18d58269

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "af1e17d4dd39490ddb6fc3cd0fe0c1d4bbaee97f20437d767cc768d0a238f47b",
    "cross_cats_sorted": [
      "cond-mat.str-el"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2012-08-14T07:50:49Z",
    "title_canon_sha256": "512eb116b1c0b70057971577ee0a9603cc809ccac16520b4d85aa8c6579442e9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.2796",
    "kind": "arxiv",
    "version": 1
  }
}