Pith Number

pith:BCCK4C7K

pith:2018:BCCK4C7KANU75HJ3AIYFJLAD37

not attested not anchored not stored refs pending

Staircase in magnetization and entanglement entropy of spin squeezed condensates

C. A. R. S\'a de Melo, H. M. Bharath, M. S. Chapman

arxiv:1804.03745 v1 · 2018-04-10 · cond-mat.quant-gas

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BCCK4C7KANU75HJ3AIYFJLAD37}

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	2026-05-18T00:04:49.341681Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0884ae0bea0369fe9d3b023054ac03dfea580b279bcb77eb8eeb35162304492f

Aliases

arxiv: 1804.03745 · arxiv_version: 1804.03745v1 · doi: 10.48550/arxiv.1804.03745 · pith_short_12: BCCK4C7KANU7 · pith_short_16: BCCK4C7KANU75HJ3 · pith_short_8: BCCK4C7K

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/BCCK4C7KANU75HJ3AIYFJLAD37 \
  | 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: 0884ae0bea0369fe9d3b023054ac03dfea580b279bcb77eb8eeb35162304492f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d7673bfb5286e0c23d38586f2f8723368a9384b2e347d74a7731accfc334c195",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "cond-mat.quant-gas",
    "submitted_at": "2018-04-10T23:00:09Z",
    "title_canon_sha256": "ff4f751558b3f05447006df75a078cf44f1398e0b695356c520876106e4b39a7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.03745",
    "kind": "arxiv",
    "version": 1
  }
}