Pith Number

pith:I5FBDUMC

pith:2019:I5FBDUMCGV3PHFTKE26AOMWRSL

not attested not anchored not stored refs pending

Testing the relativistic Doppler boost hypothesis for supermassive binary black holes candidates via broad emission line profiles

Junqiang Ge, Xiang Ji, Youjun Lu, Zihao Song

arxiv:1912.00560 v1 · 2019-12-02 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{I5FBDUMCGV3PHFTKE26AOMWRSL}

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	2026-07-05T00:31:34.661102Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

474a11d1823576f3966a26bc0732d192c53ad7ff97aaaf619cf350af9fc1ab11

Aliases

arxiv: 1912.00560 · arxiv_version: 1912.00560v1 · doi: 10.48550/arxiv.1912.00560 · pith_short_12: I5FBDUMCGV3P · pith_short_16: I5FBDUMCGV3PHFTK · pith_short_8: I5FBDUMC

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/I5FBDUMCGV3PHFTKE26AOMWRSL \
  | 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: 474a11d1823576f3966a26bc0732d192c53ad7ff97aaaf619cf350af9fc1ab11

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c8e358c859c824e0f8101020ebcdd39461d5f55f0b58ce592009b32a8d749984",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-12-02T02:50:03Z",
    "title_canon_sha256": "5ade0ff3e4bc0132023c5bd3ae8214fcb1a292f0ac5fccbf7ea7b7d8e46a0c91"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1912.00560",
    "kind": "arxiv",
    "version": 1
  }
}