Pith Number

pith:Z7N2O2EI

pith:2019:Z7N2O2EIYZQK6MZL7TCOEBEVGW

not attested not anchored not stored refs pending

BMS current algebra in the context of the Newman-Penrose formalism

Glenn Barnich, Pujian Mao, Romain Ruzziconi

arxiv:1910.14588 v2 · 2019-10-31 · 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{Z7N2O2EIYZQK6MZL7TCOEBEVGW}

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

3 papers in Pith

Asymptotically-FLRW$_3$ spacetimes

Observing Massive Scattering from Null Infinity

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

Receipt and verification

First computed	2026-07-05T00:55:59.980991Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cfdba76888c660af332bfcc4e204953595c0da47b9cf1df0b3a445a7c275060f

Aliases

arxiv: 1910.14588 · arxiv_version: 1910.14588v2 · doi: 10.48550/arxiv.1910.14588 · pith_short_12: Z7N2O2EIYZQK · pith_short_16: Z7N2O2EIYZQK6MZL · pith_short_8: Z7N2O2EI

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/Z7N2O2EIYZQK6MZL7TCOEBEVGW \
  | 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: cfdba76888c660af332bfcc4e204953595c0da47b9cf1df0b3a445a7c275060f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a4250f81875c17bc9d84d1e945145fbf5c1e55eda4b2c0fed39816d59d41782d",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2019-10-31T16:41:17Z",
    "title_canon_sha256": "4e9fe1111731056d4ff450583a54581e9a477db83246f8e7e036aa3ba1cdee25"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1910.14588",
    "kind": "arxiv",
    "version": 2
  }
}