Pith Number

pith:GYFIM4ON

pith:2007:GYFIM4ONBJ4JJTKPVQ74YAH237

not attested not anchored not stored refs pending

Effect of NUT parameter on the analytic extension of the Cauchy horizon that develop in colliding wave spacetimes

Mustafa Halilsoy, Ozay Gurtug

arxiv:0707.1945 v2 · 2007-07-13 · 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{GYFIM4ONBJ4JJTKPVQ74YAH237}

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	2026-05-18T02:16:29.387421Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

360a8671cd0a7894cd4fac3fcc00fadfcb6bc90ca90694b00add76d115b6b023

Aliases

arxiv: 0707.1945 · arxiv_version: 0707.1945v2 · doi: 10.48550/arxiv.0707.1945 · pith_short_12: GYFIM4ONBJ4J · pith_short_16: GYFIM4ONBJ4JJTKP · pith_short_8: GYFIM4ON

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/GYFIM4ONBJ4JJTKPVQ74YAH237 \
  | 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: 360a8671cd0a7894cd4fac3fcc00fadfcb6bc90ca90694b00add76d115b6b023

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d9799f28f35a062561965a48adb656ff5f8148df3c7abe0a3ab097fa2fcd27ad",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2007-07-13T09:16:11Z",
    "title_canon_sha256": "7648eb86383fdd9c6ea897d669cbd6c8007125263fbbf17c0eab85635a089c31"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0707.1945",
    "kind": "arxiv",
    "version": 2
  }
}