Pith Number

pith:NPXNK67C

pith:2015:NPXNK67CDEDNRBRSX5M22BI5NG

not attested not anchored not stored refs pending

Freed by interaction kinetic states in the Harper model

Dima L. Shepelyansky, Klaus M. Frahm

arxiv:1509.02788 v2 · 2015-09-09 · cond-mat.quant-gas · 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{NPXNK67CDEDNRBRSX5M22BI5NG}

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	2026-05-18T01:24:06.501413Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6beed57be21906d88632bf59ad051d699fb4298f906a56f4b09db4ad5da3ed2c

Aliases

arxiv: 1509.02788 · arxiv_version: 1509.02788v2 · doi: 10.48550/arxiv.1509.02788 · pith_short_12: NPXNK67CDEDN · pith_short_16: NPXNK67CDEDNRBRS · pith_short_8: NPXNK67C

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/NPXNK67CDEDNRBRSX5M22BI5NG \
  | 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: 6beed57be21906d88632bf59ad051d699fb4298f906a56f4b09db4ad5da3ed2c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "71f23818c01d4dc5caa74177f42172fb174b42e8d9f85baa5e8ae06c46e81225",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.quant-gas",
    "submitted_at": "2015-09-09T14:19:08Z",
    "title_canon_sha256": "5bf9db11fe1e67d4af1ee9287a2aca6721674b4bbf2c9e39ddd8d97c8aa666bd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.02788",
    "kind": "arxiv",
    "version": 2
  }
}