Pith Number

pith:PVWA6CYT

pith:2009:PVWA6CYTTLUMGFPOCTFMXQGO45

not attested not anchored not stored refs pending

Control via electron count of the competition between magnetism and superconductivity in cobalt and nickel doped NaFeAs

Andrew J. Steele, Dinah R. Parker, Francis L. Pratt, Isabel Franke, Matthew J. P. Smith, Michael J. Pitcher, Peter J. Baker, Simon J. Clarke, Stephen J. Blundell, Tom Lancaster

arxiv:0909.0417 v2 · 2009-09-02 · cond-mat.supr-con

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

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	2026-05-18T04:40:56.171487Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7d6c0f0b139ae8c315ee14cacbc0cee753d1965aa2246e959fd4efe083798f21

Aliases

arxiv: 0909.0417 · arxiv_version: 0909.0417v2 · doi: 10.48550/arxiv.0909.0417 · pith_short_12: PVWA6CYTTLUM · pith_short_16: PVWA6CYTTLUMGFPO · pith_short_8: PVWA6CYT

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/PVWA6CYTTLUMGFPOCTFMXQGO45 \
  | 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: 7d6c0f0b139ae8c315ee14cacbc0cee753d1965aa2246e959fd4efe083798f21

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "56344976d55ff0c29e03d73da2a5c594ffcc080336c195760bc58b11ee2dc6ea",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2009-09-02T13:19:43Z",
    "title_canon_sha256": "0f80ce237e30a365d0af9b723cfcd9b220c6fa7f15e686649ce5f2d6a451123b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.0417",
    "kind": "arxiv",
    "version": 2
  }
}