Pith Number

pith:4OKOJ6FU

pith:2019:4OKOJ6FUXNDMTFPGV3MGPMNFCG

not attested not anchored not stored refs pending

Probing cosmological fields with gravitational wave oscillations

Jose Beltr\'an Jim\'enez, Jose Mar\'ia Ezquiaga, Lavinia Heisenberg

arxiv:1912.06104 v2 · 2019-12-12 · astro-ph.CO · gr-qc · 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{4OKOJ6FUXNDMTFPGV3MGPMNFCG}

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	2026-07-05T00:56:40.571057Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e394e4f8b4bb46c995e6aed867b1a5118a46dc71c7955e4b32b0f199ffb84b90

Aliases

arxiv: 1912.06104 · arxiv_version: 1912.06104v2 · doi: 10.48550/arxiv.1912.06104 · pith_short_12: 4OKOJ6FUXNDM · pith_short_16: 4OKOJ6FUXNDMTFPG · pith_short_8: 4OKOJ6FU

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/4OKOJ6FUXNDMTFPGV3MGPMNFCG \
  | 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: e394e4f8b4bb46c995e6aed867b1a5118a46dc71c7955e4b32b0f199ffb84b90

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "89a538a840b17c13cfd81634ea976aec974a106a2d1ade2c80d8730292ac0184",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2019-12-12T18:00:41Z",
    "title_canon_sha256": "8e9482c88e14df57c40bc201c47b6d9145eab1844ad2c9ec6192b54a5696d752"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1912.06104",
    "kind": "arxiv",
    "version": 2
  }
}