Pith Number

pith:D74INA5Y

pith:2018:D74INA5YO43K3B57VAQZMFNMFT

not attested not anchored not stored refs pending

The Dynamics, Structure, and Fate of a Young Cluster During Gas Dispersal: Hectoschelle, Chandra, Spitzer, and Gaia Observations of CepOB3b

J. K. Prchlik, J. L. Pipher, N. Karnath, R. A. Gutermuth, R. D. Jeffries, S. T. Megeath, S. Wolk, T. S. Allen

arxiv:1811.04505 v1 · 2018-11-11 · 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{D74INA5YO43K3B57VAQZMFNMFT}

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	2026-05-17T23:55:11.057713Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1ff88683b87736ad87bfa8219615ac2cf11423be355305b56341955668b48889

Aliases

arxiv: 1811.04505 · arxiv_version: 1811.04505v1 · doi: 10.48550/arxiv.1811.04505 · pith_short_12: D74INA5YO43K · pith_short_16: D74INA5YO43K3B57 · pith_short_8: D74INA5Y

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/D74INA5YO43K3B57VAQZMFNMFT \
  | 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: 1ff88683b87736ad87bfa8219615ac2cf11423be355305b56341955668b48889

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4c97244e8dfe323ad6351789cc1ef4b12f002ba5301d9b21c889e0964f59ef31",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-11-11T23:19:39Z",
    "title_canon_sha256": "8dddfda5f8c31dd2897b43e05929192ace58ff23c3ac16bac161f3cde4644f6f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.04505",
    "kind": "arxiv",
    "version": 1
  }
}