Pith Number

pith:44NZY7HP

pith:2015:44NZY7HPLLO2TVV2OYT4ZQYMQL

not attested not anchored not stored refs pending

Primordial cosmic fluctuations for variable gravity

C. Wetterich

arxiv:1511.03530 v2 · 2015-11-11 · gr-qc · astro-ph.CO · 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{44NZY7HPLLO2TVV2OYT4ZQYMQL}

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	2026-05-18T01:14:02.466485Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e71b9c7cef5adda9d6ba7627ccc30c82f1535706d305525255b1cc93a1f3caa9

Aliases

arxiv: 1511.03530 · arxiv_version: 1511.03530v2 · doi: 10.48550/arxiv.1511.03530 · pith_short_12: 44NZY7HPLLO2 · pith_short_16: 44NZY7HPLLO2TVV2 · pith_short_8: 44NZY7HP

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/44NZY7HPLLO2TVV2OYT4ZQYMQL \
  | 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: e71b9c7cef5adda9d6ba7627ccc30c82f1535706d305525255b1cc93a1f3caa9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b3341bd37f1d708012e07eed3eb2d8ed15767b2b80674a4bbea7dba7b954e5a0",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2015-11-11T15:23:39Z",
    "title_canon_sha256": "1c369af4fee035add27895045a7a0e95016a5a8220dfc54a84dcd5dfc02725eb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.03530",
    "kind": "arxiv",
    "version": 2
  }
}