Pith Number

pith:XGWMMBEZ

pith:2019:XGWMMBEZSV42AWQS6TU76ZOYQ4

not attested not anchored not stored refs pending

Threshold of primordial black hole formation in Eddington-inspired-Born-Infeld gravity

Che-Yu Chen

arxiv:1912.10690 v4 · 2019-12-23 · 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{XGWMMBEZSV42AWQS6TU76ZOYQ4}

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.

Cited by

1 paper in Pith

Primordial Black Hole Formation in Rastall Gravity: Shifted Collapse Threshold and Exponential Abundance Sensitivity

Receipt and verification

First computed	2026-07-05T02:14:08.944480Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b9acc604999579a05a12f4e9ff65d88707132c953b61387b3b386e6398383f4d

Aliases

arxiv: 1912.10690 · arxiv_version: 1912.10690v4 · doi: 10.48550/arxiv.1912.10690 · pith_short_12: XGWMMBEZSV42 · pith_short_16: XGWMMBEZSV42AWQS · pith_short_8: XGWMMBEZ

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/XGWMMBEZSV42AWQS6TU76ZOYQ4 \
  | 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: b9acc604999579a05a12f4e9ff65d88707132c953b61387b3b386e6398383f4d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a618a89202dc403dfbbded42e233aca03f7c49180215e8dfc4088ca7130ff25c",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2019-12-23T08:54:58Z",
    "title_canon_sha256": "69a5377123b4865de3c5332a605cec0fb1f7954714df3bcde2d7b86b853c1327"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1912.10690",
    "kind": "arxiv",
    "version": 4
  }
}