Pith Number

pith:MKA5LSUJ

pith:2018:MKA5LSUJTMNBWRFOLHJMU22OCR

not attested not anchored not stored refs pending

Construction of vacuum initial data by the conformally covariant split system

Naqing Xie, Patryk Mach, Yaohua Wang

arxiv:1811.07639 v2 · 2018-11-19 · gr-qc · 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{MKA5LSUJTMNBWRFOLHJMU22OCR}

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	2026-05-17T23:42:48.750295Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6281d5ca899b1a1b44ae59d2ca6b4e144d04ba41ab88218b5ccbaea017f03949

Aliases

arxiv: 1811.07639 · arxiv_version: 1811.07639v2 · doi: 10.48550/arxiv.1811.07639 · pith_short_12: MKA5LSUJTMNB · pith_short_16: MKA5LSUJTMNBWRFO · pith_short_8: MKA5LSUJ

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/MKA5LSUJTMNBWRFOLHJMU22OCR \
  | 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: 6281d5ca899b1a1b44ae59d2ca6b4e144d04ba41ab88218b5ccbaea017f03949

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f40bdd476204d34e95e75e8470de838eb3886d4b19d4885a8a7503f12c897231",
    "cross_cats_sorted": [
      "math.DG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2018-11-19T12:15:58Z",
    "title_canon_sha256": "a5bd21c68c87e66d72a7ff78befdc89a3dcda7c4cceb31698c8137af55a3b2da"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.07639",
    "kind": "arxiv",
    "version": 2
  }
}