Pith Number

pith:UKZBAK2E

pith:2026:UKZBAK2EW5I3STOANVJNGFRBWD

not attested not anchored not stored refs pending

Optical Images of the Braneworld Black Hole Surrounded by an Optically Thin Accretion Disk

Kai Lin, Pei Wang, Qing-Quan Jiang, Sen Guo, Wen-Hao Deng

arxiv:2607.29121 v1 · 2026-07-31 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UKZBAK2EW5I3STOANVJNGFRBWD}

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	2026-08-03T01:19:21.091783Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a2b2102b44b751b94dc06d52d31621b0cbcea445e953da08876100d148e85dc6

Aliases

arxiv: 2607.29121 · arxiv_version: 2607.29121v1 · doi: 10.48550/arxiv.2607.29121 · pith_short_12: UKZBAK2EW5I3 · pith_short_16: UKZBAK2EW5I3STOA · pith_short_8: UKZBAK2E

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/UKZBAK2EW5I3STOANVJNGFRBWD \
  | 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: a2b2102b44b751b94dc06d52d31621b0cbcea445e953da08876100d148e85dc6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "607be1f44ab9318737e66a8d22ee805889a06ccebfc8f9f9932c0e3eee40560b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2026-07-31T07:50:29Z",
    "title_canon_sha256": "0799d8e21187844c8b688fe5636bdb2d25cd2f03d2edf09d34874c0b0d440dfe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.29121",
    "kind": "arxiv",
    "version": 1
  }
}