Pith Number

pith:FZEX5RZP

pith:2008:FZEX5RZP6K3OXKCNRMZCZ7NSXO

not attested not anchored not stored refs pending

HN Peg B: A Test of Models of the L to T Dwarf Transition

D. Saumon, J. Davy Kirkpatrick, K. L. Luhman, K. N. Allers, Loic Albert, Michael. C. Cushing, Michael C. Liu, M. S. Marley, S. K. Leggett, Thomas L. Roellig

arxiv:0804.1386 v1 · 2008-04-09 · astro-ph

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FZEX5RZP6K3OXKCNRMZCZ7NSXO}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T02:35:22.922242Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2e497ec72ff2b6eba84d8b322cfdb2bb87074606d5d44ad6d182e59f92adc19a

Aliases

arxiv: 0804.1386 · arxiv_version: 0804.1386v1 · doi: 10.48550/arxiv.0804.1386 · pith_short_12: FZEX5RZP6K3O · pith_short_16: FZEX5RZP6K3OXKCN · pith_short_8: FZEX5RZP

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/FZEX5RZP6K3OXKCNRMZCZ7NSXO \
  | 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: 2e497ec72ff2b6eba84d8b322cfdb2bb87074606d5d44ad6d182e59f92adc19a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4958b4526a18c85411cbbeee39de9f217e7798a9540feb6c7e4d22dcc0933310",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-04-09T01:14:41Z",
    "title_canon_sha256": "0e5b956082bf032d756c7bf69840a16beb93834669c519fcb8e970076d7efcc1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0804.1386",
    "kind": "arxiv",
    "version": 1
  }
}