Pith Number

pith:WE6EQCOC

pith:2009:WE6EQCOC6E3OQKH3RVEOWCI46J

not attested not anchored not stored refs pending

Magnetic anomalies of hydrous cobaltate compound Na_x(H_3O)_zCoO_2 \cdot yH_2O detected by NMR and NQR measurements

E. Takayama-Muromachi, H. Sakurai, H. Takeya, K. Ishida, K. Takada, K. Yoshimura, T. Sasaki, Y. Ihara

arxiv:0901.1533 v1 · 2009-01-12 · 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{WE6EQCOC6E3OQKH3RVEOWCI46J}

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	2026-07-04T17:14:02.814875Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b13c4809c2f136e828fb8d48eb091cf26dc729c5d9c5bd67b4c3a7b44eaa045d

Aliases

arxiv: 0901.1533 · arxiv_version: 0901.1533v1 · doi: 10.48550/arxiv.0901.1533 · pith_short_12: WE6EQCOC6E3O · pith_short_16: WE6EQCOC6E3OQKH3 · pith_short_8: WE6EQCOC

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/WE6EQCOC6E3OQKH3RVEOWCI46J \
  | 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: b13c4809c2f136e828fb8d48eb091cf26dc729c5d9c5bd67b4c3a7b44eaa045d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c52373345b09e319a512f16839ca360d4f696c8412fc69d73c1dc8d0acfcbbec",
    "cross_cats_sorted": [
      "cond-mat.str-el"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2009-01-12T09:59:09Z",
    "title_canon_sha256": "4b6e97df3a740f3913d65bd5b743fbdf9d2d0a34b6cac83a6956dc4a28f2cb63"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0901.1533",
    "kind": "arxiv",
    "version": 1
  }
}