Pith Number

pith:SDVEF6CL

pith:2022:SDVEF6CL7MC5JUS5LKHPVZPDZV

not attested not anchored not stored refs pending

Parameterizations of black-hole spacetimes beyond circularity

Aaron Held, Astrid Eichhorn, H\'elo\"ise Delaporte

arxiv:2203.00105 v2 · 2022-02-28 · 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{SDVEF6CL7MC5JUS5LKHPVZPDZV}

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

Horizon-scale tests of gravity theories and fundamental physics from the Event Horizon Telescope image of Sagittarius A$^*$

Receipt and verification

First computed	2026-07-05T04:30:55.365747Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

90ea42f84bfb05d4d25d5a8efae5e3cd4cd8d6b449a722373d6b0d269b728298

Aliases

arxiv: 2203.00105 · arxiv_version: 2203.00105v2 · doi: 10.48550/arxiv.2203.00105 · pith_short_12: SDVEF6CL7MC5 · pith_short_16: SDVEF6CL7MC5JUS5 · pith_short_8: SDVEF6CL

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/SDVEF6CL7MC5JUS5LKHPVZPDZV \
  | 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: 90ea42f84bfb05d4d25d5a8efae5e3cd4cd8d6b449a722373d6b0d269b728298

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "feeb9558798ea38b42876a364a7e6c57379228608e4134634899dfb87281e5cc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2022-02-28T21:46:26Z",
    "title_canon_sha256": "926de731cc19de0fee99cf6e3265a95ae6cba414a79eb21d25db0b6a78a3452f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.00105",
    "kind": "arxiv",
    "version": 2
  }
}