Pith Number

pith:CGPEIZLD

pith:2023:CGPEIZLDOYHZW7MS7OJRNHCB4E

not attested not anchored not stored refs pending

Spikes and accretion of unbound, collisionless matter around black holes

Stuart L. Shapiro

arxiv:2310.13739 v1 · 2023-10-20 · astro-ph.GA · 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{CGPEIZLDOYHZW7MS7OJRNHCB4E}

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

2 papers in Pith

Loss-Cone-Limited Dark Matter Accretion onto Early Black Hole Seeds

Spherically Symmetric Fluid Simulations of Black Hole Accretion in Self-Interacting Dark Matter Halos

Receipt and verification

First computed	2026-07-05T07:04:21.943944Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

119e446563760f9b7d92fb93169c41e1083bc341efb73beedcd56df131204ddc

Aliases

arxiv: 2310.13739 · arxiv_version: 2310.13739v1 · doi: 10.48550/arxiv.2310.13739 · pith_short_12: CGPEIZLDOYHZ · pith_short_16: CGPEIZLDOYHZW7MS · pith_short_8: CGPEIZLD

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/CGPEIZLDOYHZW7MS7OJRNHCB4E \
  | 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: 119e446563760f9b7d92fb93169c41e1083bc341efb73beedcd56df131204ddc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f6f4cce8f276732190a09d831685949c16d53e1750ec9e311a30fd7e242ec59d",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2023-10-20T18:00:04Z",
    "title_canon_sha256": "84306475e84e8ac0df31c17714ba86f7a4c369db752eb541d1261ed1efdc9255"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2310.13739",
    "kind": "arxiv",
    "version": 1
  }
}