Pith Number

pith:N2IQPFKX

pith:2012:N2IQPFKXIRWH3AEXYGITRBVPAS

not attested not anchored not stored refs pending

The symplectic-N t-J model and s$_\pm$ superconductors

Piers Coleman, Rebecca Flint

arxiv:1204.2302 v2 · 2012-04-10 · cond-mat.supr-con · 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	2026-05-18T03:41:12.500936Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6e91079557446c7d8097c1913886af04938d3fba6f7c1ec9cc3ae1ef96d122b3

Aliases

arxiv: 1204.2302 · arxiv_version: 1204.2302v2 · doi: 10.48550/arxiv.1204.2302 · pith_short_12: N2IQPFKXIRWH · pith_short_16: N2IQPFKXIRWH3AEX · pith_short_8: N2IQPFKX

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/N2IQPFKXIRWH3AEXYGITRBVPAS \
  | 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: 6e91079557446c7d8097c1913886af04938d3fba6f7c1ec9cc3ae1ef96d122b3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ca31e0b9dba902b0c05162943a874ba798d11c4dad0b28d17ced516d62652a7f",
    "cross_cats_sorted": [
      "cond-mat.str-el"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2012-04-10T23:12:44Z",
    "title_canon_sha256": "10baa2b8fd91e56d1c212ad3d362e407309b3b0e692e7bb8f3db117f00c74917"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.2302",
    "kind": "arxiv",
    "version": 2
  }
}