Pith Number

pith:EDQKZ7DJ

pith:2019:EDQKZ7DJXENZ2NCY7MWT6YTK2Q

not attested not anchored not stored refs pending

Distances to Galactic OB-stars: Photometry vs. Parallax

Charles W. Danforth (Univ. of Colorado), J. Michael Shull

arxiv:1907.13148 v2 · 2019-07-30 · astro-ph.SR · 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{EDQKZ7DJXENZ2NCY7MWT6YTK2Q}

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

Stellar winds of O-type stars traced by high ionization fine-structure emission lines with JWST/MIRI

Receipt and verification

First computed	2026-07-05T00:06:51.940526Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

20e0acfc69b91b9d3458fb2d3f626ad410a949689a3521da1179e2c35c72bb6b

Aliases

arxiv: 1907.13148 · arxiv_version: 1907.13148v2 · doi: 10.48550/arxiv.1907.13148 · pith_short_12: EDQKZ7DJXENZ · pith_short_16: EDQKZ7DJXENZ2NCY · pith_short_8: EDQKZ7DJ

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/EDQKZ7DJXENZ2NCY7MWT6YTK2Q \
  | 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: 20e0acfc69b91b9d3458fb2d3f626ad410a949689a3521da1179e2c35c72bb6b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "61572aaeb1ac30bb0de2b6e26de3dffc9065876ef8815b2f4817e9bef24bb22d",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-07-30T18:00:28Z",
    "title_canon_sha256": "93c0b05ac4451e28e8683d48b1010f39ed208faa572e632d689b293ca922cb6b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.13148",
    "kind": "arxiv",
    "version": 2
  }
}