Pith Number

pith:7ZIICQCT

pith:2015:7ZIICQCTGFATRLHWEWFB7OTK7K

not attested not anchored not stored refs pending

Few-fermion systems in one dimension: Ground- and excited-state energies and contacts

A. C. Loheac, J. E. Drut, L. Rammelm\"uller, W. J. Porter

arxiv:1505.02131 v2 · 2015-05-08 · cond-mat.quant-gas · hep-lat

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7ZIICQCTGFATRLHWEWFB7OTK7K}

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	2026-05-18T01:35:54.474232Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fe50814053314138acf6258a1fba6afa942743be763d3de1fecab1449a141241

Aliases

arxiv: 1505.02131 · arxiv_version: 1505.02131v2 · doi: 10.48550/arxiv.1505.02131 · pith_short_12: 7ZIICQCTGFAT · pith_short_16: 7ZIICQCTGFATRLHW · pith_short_8: 7ZIICQCT

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/7ZIICQCTGFATRLHWEWFB7OTK7K \
  | 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: fe50814053314138acf6258a1fba6afa942743be763d3de1fecab1449a141241

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "673e581320876bac06d6ed19c0f3274cf60bcfafaf9ef721c8fb75d36ff5dda1",
    "cross_cats_sorted": [
      "hep-lat"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.quant-gas",
    "submitted_at": "2015-05-08T18:45:10Z",
    "title_canon_sha256": "fb2480b3cfec7d1768867932454ff6a16798f22263adf45bdbfc7218b92c7708"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.02131",
    "kind": "arxiv",
    "version": 2
  }
}