Pith Number

pith:64SYGL3O

pith:2012:64SYGL3OQM2X4VKHTSM47HKT45

not attested not anchored not stored refs pending

Superconductivity in novel BiS2-based layered superconductor LaO1-xFxBiS2

Hiroki Izawa, Hiroshi Fujihisa, Keita Deguchi, Osuke Miura, Satoshi Demura, Yoshihiko Takano, Yoshikazu Mizuguchi, Yoshito Gotoh

arxiv:1207.3558 v4 · 2012-07-16 · 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{64SYGL3OQM2X4VKHTSM47HKT45}

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	2026-05-18T01:56:18.267966Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f725832f6e83357e55479c99cf9d53e75107c9a6c8608ce9a3b1383f7aea825b

Aliases

arxiv: 1207.3558 · arxiv_version: 1207.3558v4 · doi: 10.48550/arxiv.1207.3558 · pith_short_12: 64SYGL3OQM2X · pith_short_16: 64SYGL3OQM2X4VKH · pith_short_8: 64SYGL3O

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/64SYGL3OQM2X4VKHTSM47HKT45 \
  | 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: f725832f6e83357e55479c99cf9d53e75107c9a6c8608ce9a3b1383f7aea825b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b5ea9aa775121c2c4d705ddd1ef6c56a5b2dbcebf4a41c64bda720423df258fc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2012-07-16T00:45:12Z",
    "title_canon_sha256": "f419ebf1c8d576864179f9099a8d45c8f60660bbe5d4bfbcc1071c8e251ac4da"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.3558",
    "kind": "arxiv",
    "version": 4
  }
}