Pith Number

pith:NPCXPDT2

pith:2015:NPCXPDT2YBF6LWXJ2R56PNVN64

not attested not anchored not stored refs pending

Quantum spin ice on the breathing pyrochlore lattice

Gang Chen, Hae-Young Kee, Lucile Savary, Xiaoqun Wang, Yong Baek Kim, Yue Yu

arxiv:1511.06972 v2 · 2015-11-22 · cond-mat.str-el

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	2026-05-18T01:08:26.176168Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6bc5778e7ac04be5dae9d47be7b6adf728772f42cf64077680d8ed15b8a45700

Aliases

arxiv: 1511.06972 · arxiv_version: 1511.06972v2 · doi: 10.48550/arxiv.1511.06972 · pith_short_12: NPCXPDT2YBF6 · pith_short_16: NPCXPDT2YBF6LWXJ · pith_short_8: NPCXPDT2

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/NPCXPDT2YBF6LWXJ2R56PNVN64 \
  | 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: 6bc5778e7ac04be5dae9d47be7b6adf728772f42cf64077680d8ed15b8a45700

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c1fc0a2e9b76aacd5271e8419c129f55e8868ee88159682c56cd7ca7da47889e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2015-11-22T07:00:48Z",
    "title_canon_sha256": "6b03f79458b5534fae03514335f585c3630f98fc2b8b4b47706956af2535fd81"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.06972",
    "kind": "arxiv",
    "version": 2
  }
}