Pith Number

pith:3VH7V3NK

pith:2012:3VH7V3NKZVJ5IAG2H5RB7HO4ZN

not attested not anchored not stored refs pending

Appearance and disappearance of superconductivity in SmFe1-xNixAsO (x = 0.0 to 1.0)

Anand Pal, Mushahid Husain, S. S. Mehdi, V. P. S. Awana

arxiv:1209.2498 v3 · 2012-09-12 · cond-mat.supr-con · cond-mat.mtrl-sci · 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{3VH7V3NKZVJ5IAG2H5RB7HO4ZN}

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	2026-05-18T01:54:30.144571Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dd4ffaedaacd53d400da3f621f9ddccb73c72eeb58f1769e8e924fc4c5d4e8f0

Aliases

arxiv: 1209.2498 · arxiv_version: 1209.2498v3 · doi: 10.48550/arxiv.1209.2498 · pith_short_12: 3VH7V3NKZVJ5 · pith_short_16: 3VH7V3NKZVJ5IAG2 · pith_short_8: 3VH7V3NK

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/3VH7V3NKZVJ5IAG2H5RB7HO4ZN \
  | 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: dd4ffaedaacd53d400da3f621f9ddccb73c72eeb58f1769e8e924fc4c5d4e8f0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ad244e5073267d555c6956f1f321f6ecf0dd2d2190240fd82cf0bf04da097a0e",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci",
      "cond-mat.str-el"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2012-09-12T05:11:36Z",
    "title_canon_sha256": "7abec5af0db04b0183247b54f74a4d03073ea6155fd394a55a333122eb887778"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.2498",
    "kind": "arxiv",
    "version": 3
  }
}