Pith Number

pith:RMHBPGEM

pith:2013:RMHBPGEMBQEMWBH5DFCYYG56E5

not attested not anchored not stored refs pending

Boulware-Deser ghost in extended quasidilaton massive gravity

Shinji Mukohyama

arxiv:1309.2146 v2 · 2013-09-09 · hep-th · astro-ph.CO · 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{RMHBPGEMBQEMWBH5DFCYYG56E5}

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	2026-05-18T00:36:33.738892Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8b0e17988c0c08cb04fd19458c1bbe27741d2eaf5866de9e5636fff98e00cd1e

Aliases

arxiv: 1309.2146 · arxiv_version: 1309.2146v2 · doi: 10.48550/arxiv.1309.2146 · pith_short_12: RMHBPGEMBQEM · pith_short_16: RMHBPGEMBQEMWBH5 · pith_short_8: RMHBPGEM

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/RMHBPGEMBQEMWBH5DFCYYG56E5 \
  | 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: 8b0e17988c0c08cb04fd19458c1bbe27741d2eaf5866de9e5636fff98e00cd1e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eeb47cc2843ab24fa04af97f4c993ce158b614bd966990da9e10dab53c47d552",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2013-09-09T13:04:12Z",
    "title_canon_sha256": "91f9c9b480cdaf2d4c35a9dfe32855f7121b30f11c6a7afc67ab0068b4145d39"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.2146",
    "kind": "arxiv",
    "version": 2
  }
}