Pith Number

pith:XPRFF5JY

pith:2013:XPRFF5JY5ZOXSJAVA67PMJK33E

not attested not anchored not stored refs pending

Fully pseudospectral solution of the conformally invariant wave equation near the cylinder at spacelike infinity

J\"org Frauendiener, J\"org Hennig

arxiv:1311.6786 v2 · 2013-11-26 · 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{XPRFF5JY5ZOXSJAVA67PMJK33E}

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	2026-05-18T02:55:03.785689Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bbe252f538ee5d79241507bef6255bd92d26a493cd7f81d51650d2d02a63b7fc

Aliases

arxiv: 1311.6786 · arxiv_version: 1311.6786v2 · doi: 10.48550/arxiv.1311.6786 · pith_short_12: XPRFF5JY5ZOX · pith_short_16: XPRFF5JY5ZOXSJAV · pith_short_8: XPRFF5JY

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/XPRFF5JY5ZOXSJAVA67PMJK33E \
  | 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: bbe252f538ee5d79241507bef6255bd92d26a493cd7f81d51650d2d02a63b7fc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "428b56e68a5a69f5ddfc271ec0393acb59dccadbc5358ad4c8e7f34f1b17bbd3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2013-11-26T19:41:41Z",
    "title_canon_sha256": "a4708aec60a5fccd738715e10c93231aea794c237887060431b4f1687196815f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.6786",
    "kind": "arxiv",
    "version": 2
  }
}