Pith Number

pith:MZSEU4Y7

pith:2018:MZSEU4Y7IGUYMJBUJDTLDB3WKK

not attested not anchored not stored refs pending

How Information Crosses Schwarzschild's Central Singularity

Carlo Rovelli, Fabio D'Ambrosio

arxiv:1803.05015 v2 · 2018-03-13 · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MZSEU4Y7IGUYMJBUJDTLDB3WKK}

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

Dark matter production from evaporation of regular primordial black holes

Receipt and verification

First computed	2026-05-17T23:56:15.298367Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

66644a731f41a986243448e6b18776528b70fe9777b70d42e4bbabf15f57dcbb

Aliases

arxiv: 1803.05015 · arxiv_version: 1803.05015v2 · doi: 10.48550/arxiv.1803.05015 · pith_short_12: MZSEU4Y7IGUY · pith_short_16: MZSEU4Y7IGUYMJBU · pith_short_8: MZSEU4Y7

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/MZSEU4Y7IGUYMJBUJDTLDB3WKK \
  | 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: 66644a731f41a986243448e6b18776528b70fe9777b70d42e4bbabf15f57dcbb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "990d08012e72673ce4e365d21b07caa03f1eda7cfce4c7faa7a075992321f7bd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2018-03-13T19:25:17Z",
    "title_canon_sha256": "96237844e17a040344384e39bd87b7d5610fe29ee8ea4c2fe2b55977c59d107e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.05015",
    "kind": "arxiv",
    "version": 2
  }
}