Pith Number

pith:FMWEYKM2

pith:2026:FMWEYKM2PPLNUCLN2E7TPZYTBS

not attested not anchored not stored refs pending

Signatures of Lorentz violation in bright ring for Sgr A* images by radiation ineffective accretion flows

Cuiyu Zhao, Jiliang Jing, Songbai Chen

arxiv:2608.01413 v1 · 2026-08-02 · astro-ph.HE · 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{FMWEYKM2PPLNUCLN2E7TPZYTBS}

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	2026-08-04T02:05:10.889774Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2b2c4c299a7bd6da096dd13f37e7130c9426893b9a7399b67fe0c638402a0dce

Aliases

arxiv: 2608.01413 · arxiv_version: 2608.01413v1 · doi: 10.48550/arxiv.2608.01413 · pith_short_12: FMWEYKM2PPLN · pith_short_16: FMWEYKM2PPLNUCLN · pith_short_8: FMWEYKM2

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/FMWEYKM2PPLNUCLN2E7TPZYTBS \
  | 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: 2b2c4c299a7bd6da096dd13f37e7130c9426893b9a7399b67fe0c638402a0dce

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b9599737411cd245bb4468f616dc7007dfeb7bc388cd9f598c665c1d8ce8f8d7",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2026-08-02T17:48:09Z",
    "title_canon_sha256": "a2fff3d6d587c5f8b2789edb98d3433a4ec6ff46f16e4279845c4295f77b17ed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.01413",
    "kind": "arxiv",
    "version": 1
  }
}