Pith Number

pith:OU3UGQTS

pith:2018:OU3UGQTSSE3EVTQUFDPWKBRJWR

not attested not anchored not stored refs pending

Micro black holes formed in the early Universe and their cosmological implications

Jun'ichi Yokoyama, Tomohiro Nakama

arxiv:1811.05049 v1 · 2018-11-12 · gr-qc · astro-ph.CO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OU3UGQTSSE3EVTQUFDPWKBRJWR}

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	2026-05-17T23:49:40.544134Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

753743427291364ace1428df650629b45717868977bb76684be238539a6c438a

Aliases

arxiv: 1811.05049 · arxiv_version: 1811.05049v1 · doi: 10.48550/arxiv.1811.05049 · pith_short_12: OU3UGQTSSE3E · pith_short_16: OU3UGQTSSE3EVTQU · pith_short_8: OU3UGQTS

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/OU3UGQTSSE3EVTQUFDPWKBRJWR \
  | 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: 753743427291364ace1428df650629b45717868977bb76684be238539a6c438a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6a5b45b67a23253bd98e5f2afbb8eb2cabf7b83396b2c540b884fb272f014aa2",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2018-11-12T23:55:25Z",
    "title_canon_sha256": "0da4b5f6973a81809b505c22e1e98bd4f62feae362e45a3c406da33c1ba277e6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.05049",
    "kind": "arxiv",
    "version": 1
  }
}