Pith Number

pith:NFMHCZL3

pith:2005:NFMHCZL3TZIQDCNFGYLJZKZCZL

not attested not anchored not stored refs pending

Improved kinematics for brown dwarfs and very low-mass stars in ChaI and a discussion of brown dwarf formation

V. Joergens

arxiv:astro-ph/0509462 v2 · 2005-09-15 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NFMHCZL3TZIQDCNFGYLJZKZCZL}

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	2026-07-04T16:52:54.346349Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

695871657b9e510189a536169cab22cadfaca1476aa0e094f8803fb6d02b7293

Aliases

arxiv: astro-ph/0509462 · arxiv_version: astro-ph/0509462v2 · doi: 10.48550/arxiv.astro-ph/0509462 · pith_short_12: NFMHCZL3TZIQ · pith_short_16: NFMHCZL3TZIQDCNF · pith_short_8: NFMHCZL3

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/NFMHCZL3TZIQDCNFGYLJZKZCZL \
  | 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: 695871657b9e510189a536169cab22cadfaca1476aa0e094f8803fb6d02b7293

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cb080bbd66383914041a9a694dcb6249231e7297b4dfeec9af5ccfd31ed51e97",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-09-15T16:05:01Z",
    "title_canon_sha256": "773d77c611e090032b526cf00448b9311813ba4b1da11febcd2abde54d0f461d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0509462",
    "kind": "arxiv",
    "version": 2
  }
}