Pith Number

pith:KLESY6RS

pith:2011:KLESY6RSCP5N24LCHO5BW35EUZ

not attested not anchored not stored refs pending

Pre-big bang collapsing universe from modern Kaluza-Klein theory of gravity

CONICET), Mar del Plata University, Mauricio Bellini (IFIMAR

arxiv:1107.2107 v4 · 2011-07-11 · gr-qc · astro-ph.CO · hep-ph · 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{KLESY6RSCP5N24LCHO5BW35EUZ}

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	2026-05-18T02:01:20.181022Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

52c92c7a3213fadd71623bba1b6fa4a65b420dd0b35a2220fd11e066f5b110d2

Aliases

arxiv: 1107.2107 · arxiv_version: 1107.2107v4 · doi: 10.48550/arxiv.1107.2107 · pith_short_12: KLESY6RSCP5N · pith_short_16: KLESY6RSCP5N24LC · pith_short_8: KLESY6RS

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/KLESY6RSCP5N24LCHO5BW35EUZ \
  | 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: 52c92c7a3213fadd71623bba1b6fa4a65b420dd0b35a2220fd11e066f5b110d2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5992ced21ae38a68b7e8a50dc354ba63472a869b08fd9c4145095a20d865e5a6",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "hep-ph",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2011-07-11T19:59:35Z",
    "title_canon_sha256": "8b02f72535d29a4560a66842573baca4f6595973201226f1de9f6c10a6b0a6ac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.2107",
    "kind": "arxiv",
    "version": 4
  }
}