Pith Number

pith:FJBHYLSP

pith:2020:FJBHYLSPCBYSYCDCSUGEACH3JU

not attested not anchored not stored refs pending

QED Effect on Black Hole Shadow

Bin Chen, Minyong Guo, Peng-Cheng Li, Zezhou Hu, Zhen Zhong

arxiv:2012.07022 v2 · 2020-12-13 · 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{FJBHYLSPCBYSYCDCSUGEACH3JU}

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

4 papers in Pith

Reshaping the inner shadow of a Kerr black hole by a torn accretion disk

Optical images of Kerr-Sen black hole illuminated by thick accretion disks

Unveiling Inner Shadows and Polarization Signatures of Rotating Einstein-Gauss-Bonnet Black Holes

Photon rings and shadows of black holes with non-minimal couplings between curvature and electromagnetic field

Receipt and verification

First computed	2026-07-05T02:19:40.467811Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2a427c2e4f10712c0862950c4008fb4d1cfd53b98bcf356f6ff48bb98c9df020

Aliases

arxiv: 2012.07022 · arxiv_version: 2012.07022v2 · doi: 10.48550/arxiv.2012.07022 · pith_short_12: FJBHYLSPCBYS · pith_short_16: FJBHYLSPCBYSYCDC · pith_short_8: FJBHYLSP

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/FJBHYLSPCBYSYCDCSUGEACH3JU \
  | 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: 2a427c2e4f10712c0862950c4008fb4d1cfd53b98bcf356f6ff48bb98c9df020

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "34723eb86a54c21551e239c899177a1db4c0cd59445f47aa90d498a9772b00a8",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2020-12-13T10:23:33Z",
    "title_canon_sha256": "6d4378fe93389a43be8241bd0aed8a5ca2df80a5abc623b260f132eddf957691"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.07022",
    "kind": "arxiv",
    "version": 2
  }
}