Pith Number

pith:S2X54NF5

pith:2020:S2X54NF5XM6Y4TF62ZMRGTMNTD

not attested not anchored not stored refs pending

Asymptotic Shear and the Intrinsic Conformal Geometry of Null-Infinity

Yannick Herfray

arxiv:2001.01281 v3 · 2020-01-05 · gr-qc · math-ph · math.DG · 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{S2X54NF5XM6Y4TF62ZMRGTMNTD}

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

The Energy-Momentum-News Complex near Future Null Infinity

Carrollian Perspective on Celestial Holography

Operator Product Expansion in Carrollian CFT

Receipt and verification

First computed	2026-07-05T01:30:49.904664Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

96afde34bdbb3d8e4cbed659134d8d98ef251cddcf253578951e4d1d95bf078f

Aliases

arxiv: 2001.01281 · arxiv_version: 2001.01281v3 · doi: 10.48550/arxiv.2001.01281 · pith_short_12: S2X54NF5XM6Y · pith_short_16: S2X54NF5XM6Y4TF6 · pith_short_8: S2X54NF5

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/S2X54NF5XM6Y4TF62ZMRGTMNTD \
  | 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: 96afde34bdbb3d8e4cbed659134d8d98ef251cddcf253578951e4d1d95bf078f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "655805caed1bef388c24378df8f55afa6da405af8009006d25dd12ae90a8c3eb",
    "cross_cats_sorted": [
      "math-ph",
      "math.DG",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2020-01-05T18:08:59Z",
    "title_canon_sha256": "5576427e7477973c1e60395d4b3009a762c3c3f4b7c0b7eff101cb8d57510589"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2001.01281",
    "kind": "arxiv",
    "version": 3
  }
}