Pith Number

pith:CNDJIGHJ

pith:2019:CNDJIGHJORJ72IT5QCVOV5UZSA

not attested not anchored not stored refs pending

Topological numbers of Happer model with "puzzling" degeneracy in periodic magnetic field

Li-Wei Yu, Yifei Liu, Yingkai Liu

arxiv:1908.04726 v2 · 2019-08-13 · quant-ph · cond-mat.str-el

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CNDJIGHJORJ72IT5QCVOV5UZSA}

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	2026-07-05T00:04:29.702302Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

13469418e97453fd227d80aaeaf69990372ef61fbfd6ff15277dd7bea1c9a594

Aliases

arxiv: 1908.04726 · arxiv_version: 1908.04726v2 · doi: 10.48550/arxiv.1908.04726 · pith_short_12: CNDJIGHJORJ7 · pith_short_16: CNDJIGHJORJ72IT5 · pith_short_8: CNDJIGHJ

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/CNDJIGHJORJ72IT5QCVOV5UZSA \
  | 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: 13469418e97453fd227d80aaeaf69990372ef61fbfd6ff15277dd7bea1c9a594

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1b6ca72b6a5e66ed30dd06073a3df31090489d78a61ac8aab12d2a5da62e0be6",
    "cross_cats_sorted": [
      "cond-mat.str-el"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-08-13T16:39:22Z",
    "title_canon_sha256": "21027e30ec5be97a4a212e14f7bc26378d8048c5c2f7dade2ed563640b71b5c2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.04726",
    "kind": "arxiv",
    "version": 2
  }
}