Pith Number

pith:2PVV6IJM

pith:2019:2PVV6IJMS7LIGUHXV5LOYPQ5N7

not attested not anchored not stored refs pending

Hunting for Brown Dwarfs in the Globular Cluster M4: 2nd epoch HST NIR observations

Aaron Dotter, Andrea Dieball, Christian Knigge, David Zurek, Harvey Richer, L. R. Bedin, Michael Geffer, R. M. Rich

arxiv:1904.02999 v1 · 2019-04-05 · 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{2PVV6IJMS7LIGUHXV5LOYPQ5N7}

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

New Way to Date Globular Clusters: Brown Dwarf Cooling Sequences

Receipt and verification

First computed	2026-05-17T23:48:29.525041Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d3eb5f212c97d68350f7af56ec3e1d6feb50974fed5be841e51c895abbdedaa2

Aliases

arxiv: 1904.02999 · arxiv_version: 1904.02999v1 · doi: 10.48550/arxiv.1904.02999 · pith_short_12: 2PVV6IJMS7LI · pith_short_16: 2PVV6IJMS7LIGUHX · pith_short_8: 2PVV6IJM

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/2PVV6IJMS7LIGUHXV5LOYPQ5N7 \
  | 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: d3eb5f212c97d68350f7af56ec3e1d6feb50974fed5be841e51c895abbdedaa2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a4dd176c0301416df8891913e00cd7089a90ddd60b31c5a5bf953dc74a6b1d2c",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-04-05T11:35:24Z",
    "title_canon_sha256": "a6c2e77d27386b20e53a14427040549aa2d6cd7d8f5153a5413a50cf46d2cace"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.02999",
    "kind": "arxiv",
    "version": 1
  }
}