Pith Number

pith:W325FIGI

pith:2019:W325FIGIJDVTG6YP33NE4FX3IW

not attested not anchored not stored refs pending

Recalibration of [O II] $\lambda 3727$ as a Star Formation Rate Estimator for Active and Inactive Galaxies

Luis C. Ho, Ming-Yang Zhuang

arxiv:1907.07933 v1 · 2019-07-18 · 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{W325FIGIJDVTG6YP33NE4FX3IW}

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

1 paper in Pith

Deep Spectroscopic Follow-Up of Maisie's Galaxy -- A Typical Galaxy in the Early Universe

Receipt and verification

First computed	2026-07-05T00:03:49.869266Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b6f5d2a0c848eb337b0fdeda4e16fb45aa5e54d3c3181887965634e72715dfbe

Aliases

arxiv: 1907.07933 · arxiv_version: 1907.07933v1 · doi: 10.48550/arxiv.1907.07933 · pith_short_12: W325FIGIJDVT · pith_short_16: W325FIGIJDVTG6YP · pith_short_8: W325FIGI

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/W325FIGIJDVTG6YP33NE4FX3IW \
  | 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: b6f5d2a0c848eb337b0fdeda4e16fb45aa5e54d3c3181887965634e72715dfbe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7422c9d1adaa1e5dc543ae3c1d06f609ac2159e89c1a3547c13616c3fe8324b6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-07-18T09:11:41Z",
    "title_canon_sha256": "481e5ba2e72b360dff411d5d8164d3858bca5280d12e3acb5595fd45ec185c9f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.07933",
    "kind": "arxiv",
    "version": 1
  }
}