Pith Number

pith:MQQKVSDD

pith:1997:MQQKVSDDFDD6LJX672DHTW723T

not attested not anchored not stored refs pending

Collective Excitations, NMR, and Phase Transitions in Skyrme Crystals

A.H. MacDonald, H.A. Fertig, H.T.C. Stoof, Luis Brey, R. Cote, S.M. Girvin

arxiv:cond-mat/9702207 v1 · 1997-02-22 · cond-mat.mes-hall · 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	2026-05-18T02:40:19.211458Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6420aac86328c7e5a6fefe8679dbfadcd8555593c6f1a07e960800d12304c003

Aliases

arxiv: cond-mat/9702207 · arxiv_version: cond-mat/9702207v1 · doi: 10.48550/arxiv.cond-mat/9702207 · pith_short_12: MQQKVSDDFDD6 · pith_short_16: MQQKVSDDFDD6LJX6 · pith_short_8: MQQKVSDD

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/MQQKVSDDFDD6LJX672DHTW723T \
  | 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: 6420aac86328c7e5a6fefe8679dbfadcd8555593c6f1a07e960800d12304c003

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "45fd5459d36231d912840141a226bbcae005a1a34a9c3d00f12fccea8f153542",
    "cross_cats_sorted": [
      "cond-mat.str-el"
    ],
    "license": "",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "1997-02-22T23:54:20Z",
    "title_canon_sha256": "63a8b76c23aa5166cc3bc0d343165dea72c8bd802c1effb8d01dab3b8b39074e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/9702207",
    "kind": "arxiv",
    "version": 1
  }
}