Pith Number

pith:EOAKF6CL

pith:2019:EOAKF6CLM3QATHSPZ7ADRBIBQ5

not attested not anchored not stored refs pending

A parallax distance to 3C 273 through spectroastrometry and reverberation mapping

Jian-Min Wang, Pu Du, Yan-Rong Li, Yu-Yang Songsheng, Zhi-Xiang Zhang

arxiv:1906.08417 v2 · 2019-06-20 · astro-ph.CO · 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{EOAKF6CLM3QATHSPZ7ADRBIBQ5}

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.

Cited by

3 papers in Pith

The Hubble tension: A decade review

Deep Learning Calibration of the Quasar X-ray/UV Luminosity Relation for Cosmological Applications

Cosmology Intertwined: A Review of the Particle Physics, Astrophysics, and Cosmology Associated with the Cosmological Tensions and Anomalies

Receipt and verification

First computed	2026-07-05T01:06:48.194650Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2380a2f84b66e0099e4fcfc0388501874188c482434b820813d35f9fcb004ec4

Aliases

arxiv: 1906.08417 · arxiv_version: 1906.08417v2 · doi: 10.48550/arxiv.1906.08417 · pith_short_12: EOAKF6CLM3QA · pith_short_16: EOAKF6CLM3QATHSP · pith_short_8: EOAKF6CL

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/EOAKF6CLM3QATHSPZ7ADRBIBQ5 \
  | 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: 2380a2f84b66e0099e4fcfc0388501874188c482434b820813d35f9fcb004ec4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f05d340290b028b8df2c673402a082d94749f604221986c3408febbb4225b053",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2019-06-20T02:30:36Z",
    "title_canon_sha256": "aa6f4b19ab86b9a7ac431b10c9f92ad69b808a6b27e140dafd8ce6eea1a1bbf4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.08417",
    "kind": "arxiv",
    "version": 2
  }
}