Pith Number

pith:7EDZDZFA

pith:2007:7EDZDZFAZSJHDQXY4PDUTZTVCR

not attested not anchored not stored refs pending

Ground state properties of a homogeneous 2D system of Bosons with dipolar interactions

G.E. Astrakharchik, I.L. Kurbakov, J. Boronat, J. Casulleras, Yu.E. Lozovik

arxiv:0707.4630 v1 · 2007-07-31 · cond-mat.other

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7EDZDZFAZSJHDQXY4PDUTZTVCR}

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	2026-05-18T00:37:23.946266Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f90791e4a0cc9271c2f8e3c749e6751458f39df2cca5b20f9af82556ed73afb5

Aliases

arxiv: 0707.4630 · arxiv_version: 0707.4630v1 · doi: 10.48550/arxiv.0707.4630 · pith_short_12: 7EDZDZFAZSJH · pith_short_16: 7EDZDZFAZSJHDQXY · pith_short_8: 7EDZDZFA

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/7EDZDZFAZSJHDQXY4PDUTZTVCR \
  | 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: f90791e4a0cc9271c2f8e3c749e6751458f39df2cca5b20f9af82556ed73afb5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c530e9c5e12a5c5dc1c7fe7f1688094f75a31baaeb50d629bff9b7cf0f304dc1",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat.other",
    "submitted_at": "2007-07-31T14:44:08Z",
    "title_canon_sha256": "15ae772029910eb8e12b98aa44de1ca242eca9a55b7fa0a901653edf74befe51"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0707.4630",
    "kind": "arxiv",
    "version": 1
  }
}