Pith Number

pith:X42I5UAM

pith:2015:X42I5UAMIP7TLIUR5YA36UN6PP

not attested not anchored not stored refs pending

Can a particle detector cross a Cauchy horizon?

Benito A. Ju\'arez-Aubry

arxiv:1502.02533 v2 · 2015-02-09 · gr-qc · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{X42I5UAMIP7TLIUR5YA36UN6PP}

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	2026-05-18T01:59:57.776580Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bf348ed00c43ff35a291ee01bf51be7bd70e6b74dd3134e66096b90a51c20298

Aliases

arxiv: 1502.02533 · arxiv_version: 1502.02533v2 · doi: 10.48550/arxiv.1502.02533 · pith_short_12: X42I5UAMIP7T · pith_short_16: X42I5UAMIP7TLIUR · pith_short_8: X42I5UAM

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/X42I5UAMIP7TLIUR5YA36UN6PP \
  | 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: bf348ed00c43ff35a291ee01bf51be7bd70e6b74dd3134e66096b90a51c20298

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ffd0a788f89a1536352fabacf726e118edea5718df34e5a457c1d04920c661b6",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2015-02-09T16:13:42Z",
    "title_canon_sha256": "7da0c22d948cf1c56e61faf60e739b1e38665d49944bb32413a9b3ec61d5cb38"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.02533",
    "kind": "arxiv",
    "version": 2
  }
}