Pith Number

pith:HYBYKABM

pith:2009:HYBYKABMQRIAGNAUPUSEXHYPWU

not attested not anchored not stored refs pending

Inverse freezing in the Hopfield Fermionic Ising Spin Glass

C. V. Morais, F. M. Zimmer, S. G. Magalhaes

arxiv:0912.4469 v2 · 2009-12-22 · cond-mat.dis-nn · cond-mat.supr-con

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HYBYKABMQRIAGNAUPUSEXHYPWU}

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	2026-05-18T02:10:14.515420Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3e0385002c84500334147d244b9f0fb511ff75fc9eb04db35f1152aca0a0f70c

Aliases

arxiv: 0912.4469 · arxiv_version: 0912.4469v2 · doi: 10.48550/arxiv.0912.4469 · pith_short_12: HYBYKABMQRIA · pith_short_16: HYBYKABMQRIAGNAU · pith_short_8: HYBYKABM

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/HYBYKABMQRIAGNAUPUSEXHYPWU \
  | 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: 3e0385002c84500334147d244b9f0fb511ff75fc9eb04db35f1152aca0a0f70c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a577f5aa7a7dbffccf47e9211f571ce692ecc9ffdc94b82c0cca237f34e25079",
    "cross_cats_sorted": [
      "cond-mat.supr-con"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.dis-nn",
    "submitted_at": "2009-12-22T17:51:35Z",
    "title_canon_sha256": "c8bccd9950f18420b287d20c3c77b96001a34b32fe5de36573c29a27adcddfb8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0912.4469",
    "kind": "arxiv",
    "version": 2
  }
}