Pith Number

pith:ZJKX4M6B

pith:2016:ZJKX4M6BYYIQXPJ7UELMQVW2I6

not attested not anchored not stored refs pending

Another Approach to Test Gravity around a Black Hole

Chul-Moon Yoo, Kengo Iwata

arxiv:1603.01762 v3 · 2016-03-05 · 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{ZJKX4M6BYYIQXPJ7UELMQVW2I6}

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	2026-05-18T01:10:50.677591Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ca557e33c1c6110bbd3fa116c856da47a5ef7b3e5a6cda0b5bb6d32d5de2e417

Aliases

arxiv: 1603.01762 · arxiv_version: 1603.01762v3 · doi: 10.48550/arxiv.1603.01762 · pith_short_12: ZJKX4M6BYYIQ · pith_short_16: ZJKX4M6BYYIQXPJ7 · pith_short_8: ZJKX4M6B

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/ZJKX4M6BYYIQXPJ7UELMQVW2I6 \
  | 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: ca557e33c1c6110bbd3fa116c856da47a5ef7b3e5a6cda0b5bb6d32d5de2e417

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "51772679c088560342be49d9be1a6e23eb8e1042c9e943e80c1ab71bf10f7391",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2016-03-05T22:12:25Z",
    "title_canon_sha256": "13cfc5522c6bc7003b31f82c281a9133bcace9b7d3069c54fb19d82ecf12b796"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.01762",
    "kind": "arxiv",
    "version": 3
  }
}