Pith Number

pith:RHWQZAFJ

pith:2023:RHWQZAFJOECRMKPUJQ6KH4FXWM

not attested not anchored not stored refs pending

Accretion disk around regular black holes

Amin Rezaei Akbarieh, Minou Khoshragbaf, Mohammad Atazadeh

arxiv:2302.02784 v1 · 2023-02-06 · gr-qc · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RHWQZAFJOECRMKPUJQ6KH4FXWM}

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

Null geodesics, causal structure, and matter accretion in Lorentzian-Euclidean black holes

Receipt and verification

First computed	2026-07-05T05:39:06.696474Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

89ed0c80a971051629f44c3ca3f0b7b31b601790976ad1929ca813707e637150

Aliases

arxiv: 2302.02784 · arxiv_version: 2302.02784v1 · doi: 10.48550/arxiv.2302.02784 · pith_short_12: RHWQZAFJOECR · pith_short_16: RHWQZAFJOECRMKPU · pith_short_8: RHWQZAFJ

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/RHWQZAFJOECRMKPUJQ6KH4FXWM \
  | 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: 89ed0c80a971051629f44c3ca3f0b7b31b601790976ad1929ca813707e637150

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dd9913fda84a05242dbd7c54d2c3d9f1fb07e3ea0f063c073aaff6a62a1ebd21",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2023-02-06T13:56:54Z",
    "title_canon_sha256": "1eddb1cd6798401d86426c5b7ebd3238516e97138b58e2f33fcee094cb8c75bb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2302.02784",
    "kind": "arxiv",
    "version": 1
  }
}