Pith Number

pith:IO5RXECD

pith:2007:IO5RXECDFJNDSKPIH5LN636M6G

not attested not anchored not stored refs pending

Analogue model of a FRW universe in Bose-Einstein condensates: Application of the classical field method

C. W. Gardiner, Matt Visser, Piyush Jain, Silke Weinfurtner

arxiv:0705.2077 v1 · 2007-05-15 · cond-mat.other · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IO5RXECDFJNDSKPIH5LN636M6G}

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.

Cited by

1 paper in Pith

Quantum dynamics of cosmological particle production: interacting quantum field theories with matrix product states

Receipt and verification

First computed	2026-07-04T15:04:33.101592Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

43bb1b90432a5a3929e83f56df6fccf1950da4de8187e371678db6ede2e11e4e

Aliases

arxiv: 0705.2077 · arxiv_version: 0705.2077v1 · doi: 10.48550/arxiv.0705.2077 · pith_short_12: IO5RXECDFJND · pith_short_16: IO5RXECDFJNDSKPI · pith_short_8: IO5RXECD

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/IO5RXECDFJNDSKPIH5LN636M6G \
  | 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: 43bb1b90432a5a3929e83f56df6fccf1950da4de8187e371678db6ede2e11e4e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "938610bbb7df772c86dcad09cc012c2a0f0ff023c1155d8ba815d09b365dddbf",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "",
    "primary_cat": "cond-mat.other",
    "submitted_at": "2007-05-15T03:36:46Z",
    "title_canon_sha256": "fa7109c076989a65b6fc0965f753eceb5d13d2731e34787fb1233dc00d5ecbfe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0705.2077",
    "kind": "arxiv",
    "version": 1
  }
}