Pith Number

pith:XJIPNJPK

pith:2013:XJIPNJPKV7NJKSH7XEP4KB6T7E

not attested not anchored not stored refs pending

Asymptotic symmetries at null infinity and local conformal properties of spin coefficients

Glenn Barnich, Pierre-Henry Lambert

arxiv:1301.5754 v1 · 2013-01-24 · gr-qc · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XJIPNJPKV7NJKSH7XEP4KB6T7E}

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.

Cited by

1 paper in Pith

Lectures on the Bondi--Metzner--Sachs group and related topics in infrared physics

Receipt and verification

First computed	2026-05-18T03:35:13.228336Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ba50f6a5eaafda9548ffb91fc507d3f92d5d71e76a0e8a0a116a109cd65032e6

Aliases

arxiv: 1301.5754 · arxiv_version: 1301.5754v1 · doi: 10.48550/arxiv.1301.5754 · pith_short_12: XJIPNJPKV7NJ · pith_short_16: XJIPNJPKV7NJKSH7 · pith_short_8: XJIPNJPK

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/XJIPNJPKV7NJKSH7XEP4KB6T7E \
  | 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: ba50f6a5eaafda9548ffb91fc507d3f92d5d71e76a0e8a0a116a109cd65032e6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "56ddbebf780255433bfb7d4e89b1d47df7ec8a96e413c86bd6d1e94ddd285c89",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2013-01-24T11:16:44Z",
    "title_canon_sha256": "9482376e8065270e857f85b5622b6f824e745cb8604d8911426e19e9b385ed4e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.5754",
    "kind": "arxiv",
    "version": 1
  }
}