Pith Number

pith:FMG5DWEO

pith:2021:FMG5DWEOOILYXXWMRJK5XJCJ3C

not attested not anchored not stored refs pending

Reverberation Mapping Measurements of Black Hole Masses and Broad-Line Region Kinematics in Mrk 817 and NGC 7469

De-Qing Wang, Hai-Cheng Feng, Jian-guo Wang, Kai-Xing Lu, Liang Xu, Xiao-Guang Yu, Xu Ding, Ying-Ke Huang, Yu-Xin Xin, Zhi-Xiang Zhang

arxiv:2106.10589 v1 · 2021-06-20 · 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{FMG5DWEOOILYXXWMRJK5XJCJ3C}

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	2026-07-05T03:17:52.858370Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2b0dd1d88e72178bdecc8a55dba449d887aff5b161a0b35002b35fa75024d021

Aliases

arxiv: 2106.10589 · arxiv_version: 2106.10589v1 · doi: 10.48550/arxiv.2106.10589 · pith_short_12: FMG5DWEOOILY · pith_short_16: FMG5DWEOOILYXXWM · pith_short_8: FMG5DWEO

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/FMG5DWEOOILYXXWMRJK5XJCJ3C \
  | 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: 2b0dd1d88e72178bdecc8a55dba449d887aff5b161a0b35002b35fa75024d021

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "de7dde7d5e552164e9800ca1af7cf50dec8a6f7a7f06ada307ab7a4e04988bd1",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2021-06-20T00:18:40Z",
    "title_canon_sha256": "ce0bd2ce38073bed9d4189bd5ecb8b526cf9af7f8563042fb73fd6cee37b735a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.10589",
    "kind": "arxiv",
    "version": 1
  }
}