Pith Number

pith:5TGTVDAR

pith:2025:5TGTVDARMAESZDA67UVMHDG22H

not attested not anchored not stored refs pending

Gravitational lensing and accretion disk imaging of a Buchdahl dense core

Motoki Omamiuda, Takahisa Igata, Yohsuke Takamori

arxiv:2502.11755 v3 · 2025-02-17 · 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{5TGTVDARMAESZDA67UVMHDG22H}

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

Detectability of secondary images from flares near Sgr A* with mock GRAVITY data

Receipt and verification

First computed	2026-07-05T10:53:15.791095Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eccd3a8c1160092c8c1efd2ac38cdad1c5d649ecc07247461f7fcd7789754c72

Aliases

arxiv: 2502.11755 · arxiv_version: 2502.11755v3 · doi: 10.48550/arxiv.2502.11755 · pith_short_12: 5TGTVDARMAES · pith_short_16: 5TGTVDARMAESZDA6 · pith_short_8: 5TGTVDAR

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/5TGTVDARMAESZDA67UVMHDG22H \
  | 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: eccd3a8c1160092c8c1efd2ac38cdad1c5d649ecc07247461f7fcd7789754c72

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a884e2d773f2158e948c6d54bd8e472f74dded69b4c3277dcc672f157e26daf0",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2025-02-17T12:51:50Z",
    "title_canon_sha256": "4ffa9ea6f825fdd90e1ac3c07d74c8811356d4f9d0c2128a6acaea36b4d4fb00"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.11755",
    "kind": "arxiv",
    "version": 3
  }
}