Pith Number

pith:J5VZXKU5

pith:2008:J5VZXKU5TB45KA7Q2VPZ3WRLO2

not attested not anchored not stored refs pending

Superconductivity in Co-doped LaFeAsO

Ashfia Huq, Athena S. Sefat, Brian C. Sales, David Mandrus, Michael A. McGuire, Rongying Jin

arxiv:0807.0823 v1 · 2008-07-04 · 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{J5VZXKU5TB45KA7Q2VPZ3WRLO2}

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	2026-07-04T17:11:40.150787Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4f6b9baa9d9879d503f0d55f9dda2b76ae2dc8515180ed88c1f14f9e0110b77f

Aliases

arxiv: 0807.0823 · arxiv_version: 0807.0823v1 · doi: 10.48550/arxiv.0807.0823 · pith_short_12: J5VZXKU5TB45 · pith_short_16: J5VZXKU5TB45KA7Q · pith_short_8: J5VZXKU5

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/J5VZXKU5TB45KA7Q2VPZ3WRLO2 \
  | 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: 4f6b9baa9d9879d503f0d55f9dda2b76ae2dc8515180ed88c1f14f9e0110b77f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9297bd18d8f50516422ba60f1540c61f6adeb768fa37548918b3b8474eccacd0",
    "cross_cats_sorted": [
      "cond-mat.str-el"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2008-07-04T21:41:15Z",
    "title_canon_sha256": "c346876f2fd59ea46e0ae42f1ee5f44aff6e5e1f08a9b6476ce88f25df558b1a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0807.0823",
    "kind": "arxiv",
    "version": 1
  }
}