Pith Number

pith:7J5JL5C2

pith:2017:7J5JL5C2I3S7QLAMTSFE7E2KW2

not attested not anchored not stored refs pending

The magnetocaloric effect from the point of view of Tsallis non-extensive thermostatistics

Everton M. C. Abreu, Isa\'ias G. de Oliveira, Mario J. Neves, Mois\'es A. S. M. Ara\'ujo

arxiv:1709.09949 v1 · 2017-09-25 · physics.gen-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7J5JL5C2I3S7QLAMTSFE7E2KW2}

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	2026-05-18T00:34:06.128543Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fa7a95f45a46e5f82c0c9c8a4f934ab691b099bc08e12d2266369d93b876bff3

Aliases

arxiv: 1709.09949 · arxiv_version: 1709.09949v1 · doi: 10.48550/arxiv.1709.09949 · pith_short_12: 7J5JL5C2I3S7 · pith_short_16: 7J5JL5C2I3S7QLAM · pith_short_8: 7J5JL5C2

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/7J5JL5C2I3S7QLAMTSFE7E2KW2 \
  | 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: fa7a95f45a46e5f82c0c9c8a4f934ab691b099bc08e12d2266369d93b876bff3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8885230a3d5a0d101c771ddf95cc9477f09d5055012164999c4ccd6c49590cd5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.gen-ph",
    "submitted_at": "2017-09-25T19:30:28Z",
    "title_canon_sha256": "5d86d6c896af45b634fa7f150707e76f87dfddf92918d73fe85a54c00322e1c4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.09949",
    "kind": "arxiv",
    "version": 1
  }
}