Pith Number

pith:ZYGORCV4

pith:2016:ZYGORCV4KRQAQBFWE7IMGYWTBR

not attested not anchored not stored refs pending

Completeness of general pp-wave spacetimes and their impulsive limit

Clemens S\"amann, Robert \v{S}varc, Roland Steinbauer

arxiv:1607.01934 v3 · 2016-07-07 · gr-qc · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZYGORCV4KRQAQBFWE7IMGYWTBR}

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	2026-05-18T01:02:12.508265Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ce0ce88abc54600804b627d0c362d30c5fa3e28f4201f0294df3a81251d38892

Aliases

arxiv: 1607.01934 · arxiv_version: 1607.01934v3 · doi: 10.48550/arxiv.1607.01934 · pith_short_12: ZYGORCV4KRQA · pith_short_16: ZYGORCV4KRQAQBFW · pith_short_8: ZYGORCV4

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/ZYGORCV4KRQAQBFWE7IMGYWTBR \
  | 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: ce0ce88abc54600804b627d0c362d30c5fa3e28f4201f0294df3a81251d38892

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f8ba8291125dda68eafae4cad958896349e548c4b327ccb89762e472ba5c32de",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2016-07-07T09:31:59Z",
    "title_canon_sha256": "ee1cbf59e18be726bdc3377a45b1f1be506d934c7a0a419a6144b44d8e2baf00"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.01934",
    "kind": "arxiv",
    "version": 3
  }
}