Pith Number

pith:DLKU4JME

pith:2014:DLKU4JMESE755CIVFIZG4LFNZH

not attested not anchored not stored refs pending

Primordial Black Holes and Quantum Effects

B. J. Carr

arxiv:1402.1437 v1 · 2014-02-06 · 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{DLKU4JMESE755CIVFIZG4LFNZH}

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	2026-05-18T02:59:49.130395Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1ad54e2584913fde89152a326e2cadc9db262dcd24f2723827d823d92172ebed

Aliases

arxiv: 1402.1437 · arxiv_version: 1402.1437v1 · doi: 10.48550/arxiv.1402.1437 · pith_short_12: DLKU4JMESE75 · pith_short_16: DLKU4JMESE755CIV · pith_short_8: DLKU4JME

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/DLKU4JMESE755CIVFIZG4LFNZH \
  | 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: 1ad54e2584913fde89152a326e2cadc9db262dcd24f2723827d823d92172ebed

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "34b4a591f7b7ab180b3482275954cb6f1ad701060553611f0bd6c1d907d5ce57",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2014-02-06T17:52:12Z",
    "title_canon_sha256": "cfe33e3819d6512e49aca5fb3f467b422450b586613d56be72d281e77b3ebfe8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.1437",
    "kind": "arxiv",
    "version": 1
  }
}