Pith Number

pith:JY4N2PF4

pith:2017:JY4N2PF4DMACOCGLV6TZC2TKEG

not attested not anchored not stored refs pending

Globular cluster absolute ages from cooling brown dwarfs

Harvey Richer, Ilaria Caiazzo, Jason Kalirai, Jeremy S. Heyl

arxiv:1702.00091 v1 · 2017-02-01 · astro-ph.SR · 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{JY4N2PF4DMACOCGLV6TZC2TKEG}

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	2026-05-18T00:51:35.236364Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4e38dd3cbc1b002708cbafa7916a6a21b244ee2eb18038cba78ee95e831aace2

Aliases

arxiv: 1702.00091 · arxiv_version: 1702.00091v1 · doi: 10.48550/arxiv.1702.00091 · pith_short_12: JY4N2PF4DMAC · pith_short_16: JY4N2PF4DMACOCGL · pith_short_8: JY4N2PF4

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/JY4N2PF4DMACOCGLV6TZC2TKEG \
  | 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: 4e38dd3cbc1b002708cbafa7916a6a21b244ee2eb18038cba78ee95e831aace2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4db0c0db6df37bfc5015f0e00600369c9b6ee12f9150221c6fa2e72560d04491",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-02-01T00:24:25Z",
    "title_canon_sha256": "77526f7f5c3b0cd318ed1f70a42227ca9ca4ef0c1c96828903f7b55d71ac009c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.00091",
    "kind": "arxiv",
    "version": 1
  }
}