Pith Number

pith:NG4K6M7E

pith:2021:NG4K6M7E3564NE23MSOL2CJAIQ

not attested not anchored not stored refs pending

AGNet: Weighing Black Holes with Deep Learning

Devanshi Pratap, Joshua Yao-Yu Lin, Matias Carrasco Kind, Sneh Pandya, Volodymyr Kindratenko, Xin Liu

arxiv:2108.07749 v2 · 2021-08-17 · astro-ph.GA · astro-ph.HE · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NG4K6M7E3564NE23MSOL2CJAIQ}

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	2026-07-05T08:10:09.833769Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

69b8af33e4df7dc6935b649cbd0920443fa8d3bb974d23498a3bfe81ab8db38e

Aliases

arxiv: 2108.07749 · arxiv_version: 2108.07749v2 · doi: 10.48550/arxiv.2108.07749 · pith_short_12: NG4K6M7E3564 · pith_short_16: NG4K6M7E3564NE23 · pith_short_8: NG4K6M7E

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/NG4K6M7E3564NE23MSOL2CJAIQ \
  | 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: 69b8af33e4df7dc6935b649cbd0920443fa8d3bb974d23498a3bfe81ab8db38e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "00fb7c7c8f089e529a2f8d3aa800ffc8fb810f53b9128380bf13ebb303971415",
    "cross_cats_sorted": [
      "astro-ph.HE",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2021-08-17T16:45:11Z",
    "title_canon_sha256": "fc359288ed08aadd2614d5924687fc5769d0c34971e2eb702a0a8be56cccee03"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.07749",
    "kind": "arxiv",
    "version": 2
  }
}