Pith Number

pith:FP6TT3L7

pith:2009:FP6TT3L72AYRI7E6JINBOPQSHK

not attested not anchored not stored refs pending

The young stellar population at the center of NGC 205

2), A. Buzzoni (3), Chile; (2) ESO - European Southern Observatory, Chile; (3) INAF - OA Bologna), Concepcion, F. Fusi Pecci (3), I. Saviane (2), L. Federici (3), L. Monaco (1, M. Bellazzini (3), Santiago, S. Galleti (3) ((1) UdeC - Departamento de Astronomia, S. Perina (3), Universidad de Concepcion

arxiv:0907.0029 v1 · 2009-06-30 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FP6TT3L72AYRI7E6JINBOPQSHK}

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	2026-05-18T02:13:11.595273Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2bfd39ed7fd031147c9e4a1a173e123abe646204aad7760cbe2be32410cf841c

Aliases

arxiv: 0907.0029 · arxiv_version: 0907.0029v1 · doi: 10.48550/arxiv.0907.0029 · pith_short_12: FP6TT3L72AYR · pith_short_16: FP6TT3L72AYRI7E6 · pith_short_8: FP6TT3L7

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/FP6TT3L72AYRI7E6JINBOPQSHK \
  | 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: 2bfd39ed7fd031147c9e4a1a173e123abe646204aad7760cbe2be32410cf841c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d7af6d9579da424476f2a98a607b8983369de5c8fab92950eb35f248d1aa6a06",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-06-30T22:12:58Z",
    "title_canon_sha256": "aced363650211beb0ef063b07ce1ddc3e0f43d6f1d8e046017728627544b86a8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0907.0029",
    "kind": "arxiv",
    "version": 1
  }
}