Pith Number

pith:G6EDWQ2E

pith:2018:G6EDWQ2ERGNPDX54JNM5DGF37K

not attested not anchored not stored refs pending

Causal structure of evaporating black holes

Martin Lesourd

arxiv:1808.07303 v4 · 2018-08-22 · 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{G6EDWQ2ERGNPDX54JNM5DGF37K}

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

A Quantum Singularity Theorem for the Evaporating Black Hole

Receipt and verification

First computed	2026-05-17T23:56:23.242292Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

37883b4344899af1dfbc4b59d198bbfa99fc22e0a8417a301ccb6fbc6e6e41a8

Aliases

arxiv: 1808.07303 · arxiv_version: 1808.07303v4 · doi: 10.48550/arxiv.1808.07303 · pith_short_12: G6EDWQ2ERGNP · pith_short_16: G6EDWQ2ERGNPDX54 · pith_short_8: G6EDWQ2E

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/G6EDWQ2ERGNPDX54JNM5DGF37K \
  | 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: 37883b4344899af1dfbc4b59d198bbfa99fc22e0a8417a301ccb6fbc6e6e41a8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fd6a874a43a9db34edf47bcacac0e6e30229cbfd41f5ff32da97c8355b0b1df6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2018-08-22T10:22:36Z",
    "title_canon_sha256": "7501de6bc6f8f02b7618e7fc4a03b74258581fbf52e979bd89dc61eb3a496ec5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.07303",
    "kind": "arxiv",
    "version": 4
  }
}