Pith Number

pith:FC3OXNQM

pith:2021:FC3OXNQMXSLJYWYMJ2MDDF5SWF

not attested not anchored not stored refs pending

Scale Invariance, Horizons, and Inflation

Andre Maeder, Vesselin Gueorguiev

arxiv:2104.09314 v1 · 2021-04-16 · 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{FC3OXNQMXSLJYWYMJ2MDDF5SWF}

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	2026-07-05T02:34:12.949601Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

28b6ebb60cbc969c5b0c4e983197b2b142e990a92bca26bf7ed22b40f11b94ec

Aliases

arxiv: 2104.09314 · arxiv_version: 2104.09314v1 · doi: 10.48550/arxiv.2104.09314 · pith_short_12: FC3OXNQMXSLJ · pith_short_16: FC3OXNQMXSLJYWYM · pith_short_8: FC3OXNQM

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/FC3OXNQMXSLJYWYMJ2MDDF5SWF \
  | 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: 28b6ebb60cbc969c5b0c4e983197b2b142e990a92bca26bf7ed22b40f11b94ec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9f735aaf7f9dc8c8c4fd93496e7ec2f5fcdd4d828684258704334670c19706d8",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2021-04-16T08:23:51Z",
    "title_canon_sha256": "bb08c908a25b711e2bfa871caf130ffeff56c36149e00ca4c90d343f734bebc9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.09314",
    "kind": "arxiv",
    "version": 1
  }
}