Pith Number

pith:AQ6G5LL4

pith:2011:AQ6G5LL4KPXIUMEPFAVSRHRE23

not attested not anchored not stored refs pending

The Berry phase in inflationary cosmology

Barun Kumar Pal, B. Basu, Supratik Pal

arxiv:1108.3689 v4 · 2011-08-18 · astro-ph.CO · gr-qc · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AQ6G5LL4KPXIUMEPFAVSRHRE23}

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	2026-05-18T03:25:44.045127Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

043c6ead7c53ee8a308f282b289e24d6d1e34dc30641cef0a96844d5f3b9a9ec

Aliases

arxiv: 1108.3689 · arxiv_version: 1108.3689v4 · doi: 10.48550/arxiv.1108.3689 · pith_short_12: AQ6G5LL4KPXI · pith_short_16: AQ6G5LL4KPXIUMEP · pith_short_8: AQ6G5LL4

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/AQ6G5LL4KPXIUMEPFAVSRHRE23 \
  | 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: 043c6ead7c53ee8a308f282b289e24d6d1e34dc30641cef0a96844d5f3b9a9ec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8cc144ef0a1138ee8275a1fce2a20d3a4d156e4655752c1f4e1f459c7917552d",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-08-18T08:57:31Z",
    "title_canon_sha256": "65ac443c906e1cc576c20b846d22f759f86799a02056f77693f10f37fc9f2d5b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.3689",
    "kind": "arxiv",
    "version": 4
  }
}