Pith Number

pith:L2IFS37D

pith:2002:L2IFS37DKJUB7NOIZG5EABPSAH

not attested not anchored not stored refs pending

Adiabatic perturbations in pre big bang models: matching conditions and scale invariance

F. Vernizzi (U. de Geneve), R. Durrer

arxiv:hep-ph/0203275 v2 · 2002-03-29 · hep-ph · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{L2IFS37DKJUB7NOIZG5EABPSAH}

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	2026-07-04T16:34:03.310583Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5e90596fe352681fb5c8c9ba4005f201ea597e47782ba0f00517c0a3283c7794

Aliases

arxiv: hep-ph/0203275 · arxiv_version: hep-ph/0203275v2 · doi: 10.48550/arxiv.hep-ph/0203275 · pith_short_12: L2IFS37DKJUB · pith_short_16: L2IFS37DKJUB7NOI · pith_short_8: L2IFS37D

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/L2IFS37DKJUB7NOIZG5EABPSAH \
  | 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: 5e90596fe352681fb5c8c9ba4005f201ea597e47782ba0f00517c0a3283c7794

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "28d9cd294be17b58572a0c56dd14653d28f81b266ad145639c717202afa49ae7",
    "cross_cats_sorted": [
      "astro-ph"
    ],
    "license": "",
    "primary_cat": "hep-ph",
    "submitted_at": "2002-03-29T17:42:52Z",
    "title_canon_sha256": "e83702eba758e6032b963872151d56d426a037fd387733f0966517070b89b1dd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-ph/0203275",
    "kind": "arxiv",
    "version": 2
  }
}