Pith Number

pith:DP7QXZYA

pith:2019:DP7QXZYAXKLUVLZ2Q7QGVM6GYD

not attested not anchored not stored refs pending

From Short-Range to Contact Interactions in the 1d Bose Gas

Marcel Griesemer, Michael Hofacker, Ulrich Linden

arxiv:1908.05705 v1 · 2019-08-15 · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DP7QXZYAXKLUVLZ2Q7QGVM6GYD}

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	2026-07-05T01:12:22.350523Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1bff0be700ba974aaf3a87e06ab3c6c0f5db390088e1a657aab7b959b5d7bfdd

Aliases

arxiv: 1908.05705 · arxiv_version: 1908.05705v1 · doi: 10.48550/arxiv.1908.05705 · pith_short_12: DP7QXZYAXKLU · pith_short_16: DP7QXZYAXKLUVLZ2 · pith_short_8: DP7QXZYA

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/DP7QXZYAXKLUVLZ2Q7QGVM6GYD \
  | 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: 1bff0be700ba974aaf3a87e06ab3c6c0f5db390088e1a657aab7b959b5d7bfdd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e2a295ae9aa45f49b9dda62878371a399b67c44589f0f315e6c051a67acdf166",
    "cross_cats_sorted": [
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2019-08-15T18:45:58Z",
    "title_canon_sha256": "60f3bd880ce2619416a684bf909370f329a4be185b8ee5d16fb0225238a72854"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.05705",
    "kind": "arxiv",
    "version": 1
  }
}