Pith Number

pith:JO47AZKX

pith:2020:JO47AZKXMU7SN4X4D4ISQJJWGF

not attested not anchored not stored refs pending

Gapless quantum spin liquid and global phase diagram of the spin-1/2 $J_1$-$J_2$ square antiferromagnetic Heisenberg model

Didier Poilblanc, Shou-Shu Gong, Wei-Qiang Chen, Wen-Yuan Liu, Yu-Bin Li, Zheng-Cheng Gu

arxiv:2009.01821 v4 · 2020-09-03 · cond-mat.str-el · cond-mat.supr-con · 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{JO47AZKXMU7SN4X4D4ISQJJWGF}

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	2026-07-05T04:27:41.355800Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4bb9f06557653f26f2fc1f112825363150163d18e5955430cf3a78090016a0fb

Aliases

arxiv: 2009.01821 · arxiv_version: 2009.01821v4 · doi: 10.48550/arxiv.2009.01821 · pith_short_12: JO47AZKXMU7S · pith_short_16: JO47AZKXMU7SN4X4 · pith_short_8: JO47AZKX

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/JO47AZKXMU7SN4X4D4ISQJJWGF \
  | 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: 4bb9f06557653f26f2fc1f112825363150163d18e5955430cf3a78090016a0fb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7c9e5efb3e9575c641de11178c0064528e0fb2ce90ac742be74d773fd4fa2245",
    "cross_cats_sorted": [
      "cond-mat.supr-con",
      "physics.comp-ph",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2020-09-03T17:39:06Z",
    "title_canon_sha256": "66376b69b6d83db46832a0d5045a2b48d7f4d38957771958119621ce84a74d57"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2009.01821",
    "kind": "arxiv",
    "version": 4
  }
}