Pith Number

pith:GEZ7YA2V

pith:2005:GEZ7YA2V3NPT6QOTC2U4XITSPW

not attested not anchored not stored refs pending

The two colors of MgB2

A.B. Kuzmenko, D. van der Marel, J. Karpinski, N.D. Zhigadlo, S.M. Kazakov, V. Guritanu

arxiv:cond-mat/0509345 v2 · 2005-09-14 · 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{GEZ7YA2V3NPT6QOTC2U4XITSPW}

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	2026-05-18T03:35:39.056201Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3133fc0355db5f3f41d316a9cba2727dac0a2470c1d08381e6e219f47514e012

Aliases

arxiv: cond-mat/0509345 · arxiv_version: cond-mat/0509345v2 · doi: 10.48550/arxiv.cond-mat/0509345 · pith_short_12: GEZ7YA2V3NPT · pith_short_16: GEZ7YA2V3NPT6QOT · pith_short_8: GEZ7YA2V

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/GEZ7YA2V3NPT6QOTC2U4XITSPW \
  | 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: 3133fc0355db5f3f41d316a9cba2727dac0a2470c1d08381e6e219f47514e012

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "77f027c08e7fb718936f48f2d2ae9ac69b8134a0e2495fe7c58ee4dd5aa5f1e7",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2005-09-14T15:36:36Z",
    "title_canon_sha256": "29ca44a010e88b943d974f4100bcd109b162660393e6f22211899055f50688ab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0509345",
    "kind": "arxiv",
    "version": 2
  }
}