Pith Number

pith:CXWUTWOF

pith:2014:CXWUTWOF7PZDK2HIYG6EROUIMD

not attested not anchored not stored refs pending

Connection by geodesics on globally hyperbolic spacetimes with a lightlike Killing vector field

Anna Maria Candela, Jos\'e Luis Flores, Rossella Bartolo

arxiv:1405.0804 v1 · 2014-05-05 · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CXWUTWOF7PZDK2HIYG6EROUIMD}

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	2026-05-18T02:52:40.634165Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

15ed49d9c5fbf23568e8c1bc48ba8860f96b757e08ae9a02f7009ab1acdf0c5c

Aliases

arxiv: 1405.0804 · arxiv_version: 1405.0804v1 · doi: 10.48550/arxiv.1405.0804 · pith_short_12: CXWUTWOF7PZD · pith_short_16: CXWUTWOF7PZDK2HI · pith_short_8: CXWUTWOF

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/CXWUTWOF7PZDK2HIYG6EROUIMD \
  | 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: 15ed49d9c5fbf23568e8c1bc48ba8860f96b757e08ae9a02f7009ab1acdf0c5c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fd7e2bf72f295793d4daec59f71df21743d2fd0ca124454d9364cbe47f76f22f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2014-05-05T07:39:39Z",
    "title_canon_sha256": "9710ee60c35f1e08b0a7e1d056b46b106d063a9a19669de4867dd939cf5afe4c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.0804",
    "kind": "arxiv",
    "version": 1
  }
}