Pith Number

pith:V46A22Y5

pith:2013:V46A22Y56U7UZNKNIYGSFLXTPL

not attested not anchored not stored refs pending

Perturbations for massive gravity theories

Pietro Guarato, Ruth Durrer

arxiv:1309.2245 v2 · 2013-09-09 · 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{V46A22Y56U7UZNKNIYGSFLXTPL}

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	2026-05-18T02:54:30.664924Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

af3c0d6b1df53f4cb54d460d22aef37ac80302d144c695a7828d13dadd26b95c

Aliases

arxiv: 1309.2245 · arxiv_version: 1309.2245v2 · doi: 10.48550/arxiv.1309.2245 · pith_short_12: V46A22Y56U7U · pith_short_16: V46A22Y56U7UZNKN · pith_short_8: V46A22Y5

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/V46A22Y56U7UZNKNIYGSFLXTPL \
  | 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: af3c0d6b1df53f4cb54d460d22aef37ac80302d144c695a7828d13dadd26b95c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "377e08d6b6de8a05e24b65aeb4e81e3de92dab1f12ca4f48601fb4c44ce8423a",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2013-09-09T18:24:32Z",
    "title_canon_sha256": "ab22ab586b663cf412a22de2c4705a9ac3d7372a58e22a628e82cd89d15c15c0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.2245",
    "kind": "arxiv",
    "version": 2
  }
}