Pith Number

pith:4CCPMUDY

pith:2012:4CCPMUDYAXHO3IEBNOLWTBDEKC

not attested not anchored not stored refs pending

History dependence of directly observed magnetocaloric effects in (Mn, Fe)As

Ariana de Campos, Karl G. Sandeman, Kelly Morrison, Lesley F. Cohen, Milan Bratko, Sergio Gama

arxiv:1206.2540 v1 · 2012-06-12 · cond-mat.str-el · cond-mat.mtrl-sci

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4CCPMUDYAXHO3IEBNOLWTBDEKC}

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	2026-05-18T03:45:00.249878Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e084f6507805ceeda0816b976984645087c3b6397fe233036fff04f15d6e38e0

Aliases

arxiv: 1206.2540 · arxiv_version: 1206.2540v1 · doi: 10.48550/arxiv.1206.2540 · pith_short_12: 4CCPMUDYAXHO · pith_short_16: 4CCPMUDYAXHO3IEB · pith_short_8: 4CCPMUDY

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/4CCPMUDYAXHO3IEBNOLWTBDEKC \
  | 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: e084f6507805ceeda0816b976984645087c3b6397fe233036fff04f15d6e38e0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c1686c055d69649750550b5c81f6840214426955e2766efb23d32bbbb4c00228",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2012-06-12T14:18:14Z",
    "title_canon_sha256": "ca55d2f6df6620ffbe9c90988e47853900d6004f596aa12ebf4491ba3d0f79f7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1206.2540",
    "kind": "arxiv",
    "version": 1
  }
}