Pith Number

pith:ATOHQ3AZ

pith:2017:ATOHQ3AZXXDJKX2QU2HYNPTMWF

not attested not anchored not stored refs pending

Ground-state energy of one-dimensional free Fermi gases in the thermodynamic limit

Peter Otte, Wolfgang Spitzer

arxiv:1801.00144 v1 · 2017-12-30 · math-ph · cond-mat.quant-gas · math.MP · math.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ATOHQ3AZXXDJKX2QU2HYNPTMWF}

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	2026-05-18T00:26:59.280607Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

04dc786c19bdc6955f50a68f86be6cb1751ad0100d0ada15f5a61669658c60aa

Aliases

arxiv: 1801.00144 · arxiv_version: 1801.00144v1 · doi: 10.48550/arxiv.1801.00144 · pith_short_12: ATOHQ3AZXXDJ · pith_short_16: ATOHQ3AZXXDJKX2Q · pith_short_8: ATOHQ3AZ

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/ATOHQ3AZXXDJKX2QU2HYNPTMWF \
  | 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: 04dc786c19bdc6955f50a68f86be6cb1751ad0100d0ada15f5a61669658c60aa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ff2a9673259498715c46ff82fe6bb5b125d0e3a10451df8d7c5249d486059843",
    "cross_cats_sorted": [
      "cond-mat.quant-gas",
      "math.MP",
      "math.SP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2017-12-30T16:02:33Z",
    "title_canon_sha256": "06c47f338366da765d34a2921915484f35ffaaba1b9fe6031de74f6abec0b6e2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.00144",
    "kind": "arxiv",
    "version": 1
  }
}