Pith Number

pith:V7ESVUM4

pith:2024:V7ESVUM4BCGETLBHFYQNCIOPP3

not attested not anchored not stored refs pending

Evolution of massive black hole in galactic nucleus

Hajime Inoue

arxiv:2412.20492 v1 · 2024-12-29 · astro-ph.GA · 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{V7ESVUM4BCGETLBHFYQNCIOPP3}

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	2026-07-05T09:55:17.844774Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

afc92ad19c088c49ac272e20d121cf7ec1da65ffa3edfc981586039fb1802dc9

Aliases

arxiv: 2412.20492 · arxiv_version: 2412.20492v1 · doi: 10.48550/arxiv.2412.20492 · pith_short_12: V7ESVUM4BCGE · pith_short_16: V7ESVUM4BCGETLBH · pith_short_8: V7ESVUM4

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/V7ESVUM4BCGETLBHFYQNCIOPP3 \
  | 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: afc92ad19c088c49ac272e20d121cf7ec1da65ffa3edfc981586039fb1802dc9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0466703457017332c7bfa6b2fff88fba1dc49f40b9cf15733b702065806745cc",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2024-12-29T15:15:03Z",
    "title_canon_sha256": "54c7445f19647d2a338dfd615e1314443627f3c4f9399caafac54e11a5ac7c0b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2412.20492",
    "kind": "arxiv",
    "version": 1
  }
}