Pith Number

pith:FJWNV4JO

pith:2012:FJWNV4JOF3FMTKGLVMKO2MSDJS

not attested not anchored not stored refs pending

Barnard 59: No Evidence for Further Fragmentation

C. G. Rom\'an-Z\'u\~niga, J. F. Alves, J. M. Girart, P. Frau

arxiv:1201.2129 v1 · 2012-01-10 · 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{FJWNV4JOF3FMTKGLVMKO2MSDJS}

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	2026-05-18T01:58:53.252675Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2a6cdaf12e2ecac9a8cbab14ed32434c81384b8ad0b4f2b26052f330d3cf25e3

Aliases

arxiv: 1201.2129 · arxiv_version: 1201.2129v1 · doi: 10.48550/arxiv.1201.2129 · pith_short_12: FJWNV4JOF3FM · pith_short_16: FJWNV4JOF3FMTKGL · pith_short_8: FJWNV4JO

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/FJWNV4JOF3FMTKGLVMKO2MSDJS \
  | 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: 2a6cdaf12e2ecac9a8cbab14ed32434c81384b8ad0b4f2b26052f330d3cf25e3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dbe98f9365f6f3aa71152fac43d8ce2c40ef32acf87e3ab9315d5df57763f3d9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2012-01-10T18:03:53Z",
    "title_canon_sha256": "b70d0ac143b90c77adb3d64098f4e34760f9d0cc9b0d69ad97632872fab3deae"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.2129",
    "kind": "arxiv",
    "version": 1
  }
}