Pith Number

pith:FJPH6LIR

pith:2021:FJPH6LIRBU755ZEG7AQECTZS6M

not attested not anchored not stored refs pending

Entanglement in the ground state of clusters joined by a single bond

Alyssa Horne, Barry Friedman

arxiv:2104.00580 v5 · 2021-04-01 · cond-mat.stat-mech · physics.comp-ph · quant-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{FJPH6LIRBU755ZEG7AQECTZS6M}

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	2026-07-05T05:17:01.080970Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2a5e7f2d110d3fdee486f820414f32f333aa01576962cc7b86ca0a7c231eae64

Aliases

arxiv: 2104.00580 · arxiv_version: 2104.00580v5 · doi: 10.48550/arxiv.2104.00580 · pith_short_12: FJPH6LIRBU75 · pith_short_16: FJPH6LIRBU755ZEG · pith_short_8: FJPH6LIR

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/FJPH6LIRBU755ZEG7AQECTZS6M \
  | 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: 2a5e7f2d110d3fdee486f820414f32f333aa01576962cc7b86ca0a7c231eae64

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7ab651d4013ddf4810c3919dc230f3022641044e8b9e2217804dc8486bee7e79",
    "cross_cats_sorted": [
      "physics.comp-ph",
      "quant-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cond-mat.stat-mech",
    "submitted_at": "2021-04-01T16:04:09Z",
    "title_canon_sha256": "e7f5478882d58b275e796c4567e2053917f5d128654f286d39297ad302da903c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.00580",
    "kind": "arxiv",
    "version": 5
  }
}