Pith Number

pith:NZ6CMINH

pith:2019:NZ6CMINHJFRFFKPIOF746GD6LO

not attested not anchored not stored refs pending

Profiled spectral lines of Keplerian rings orbiting in the regular Bardeen black hole spacetimes

Jan Schee, Zdenek Stuchlik

arxiv:1908.07197 v1 · 2019-08-20 · 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{NZ6CMINHJFRFFKPIOF746GD6LO}

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	2026-07-05T00:30:21.484980Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6e7c2621a7496252a9e8717fcf187e5b9fda5656d8bd12a5a9bc49cd1d6b4c68

Aliases

arxiv: 1908.07197 · arxiv_version: 1908.07197v1 · doi: 10.48550/arxiv.1908.07197 · pith_short_12: NZ6CMINHJFRF · pith_short_16: NZ6CMINHJFRFFKPI · pith_short_8: NZ6CMINH

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/NZ6CMINHJFRFFKPIOF746GD6LO \
  | 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: 6e7c2621a7496252a9e8717fcf187e5b9fda5656d8bd12a5a9bc49cd1d6b4c68

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9fd21a37c4df148cb2bcd4d46def75d25be8b1806a6e1b58504be43f303d5ade",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2019-08-20T07:36:09Z",
    "title_canon_sha256": "73863a6127a82055f09ecc480a1539158e1ce97c806d0c5300e503ef8485eb5a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.07197",
    "kind": "arxiv",
    "version": 1
  }
}