Pith Number

pith:QTYBYDNK

pith:2002:QTYBYDNKGXZQAXRN53WFMDTYAF

not attested not anchored not stored refs pending

Primordial black holes in braneworld cosmologies: Formation, cosmological evolution and evaporation

Andrew R Liddle, Dominic Clancy, Raf Guedens

arxiv:astro-ph/0205149 v2 · 2002-05-10 · astro-ph · gr-qc · hep-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QTYBYDNKGXZQAXRN53WFMDTYAF}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T04:18:14.630533Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

84f01c0daa35f3005e2deeec560e78017ba66a0601a58c9eb4a3d4aa54526c95

Aliases

arxiv: astro-ph/0205149 · arxiv_version: astro-ph/0205149v2 · doi: 10.48550/arxiv.astro-ph/0205149 · pith_short_12: QTYBYDNKGXZQ · pith_short_16: QTYBYDNKGXZQAXRN · pith_short_8: QTYBYDNK

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/QTYBYDNKGXZQAXRN53WFMDTYAF \
  | 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: 84f01c0daa35f3005e2deeec560e78017ba66a0601a58c9eb4a3d4aa54526c95

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9f4ba98821a94c36707af4df5a0e0f63688054ce9f2b8aaad89d842dbb6fe725",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-ph"
    ],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-05-10T08:51:31Z",
    "title_canon_sha256": "aa6495485d75c59238d1b02a7577fc99dea1f2bd830755ba8ea8d1947e257e55"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0205149",
    "kind": "arxiv",
    "version": 2
  }
}