Pith Number

pith:VYABKOPS

pith:2009:VYABKOPSRGEOFBTSVC5B3ML77N

not attested not anchored not stored refs pending

Search for associations containing young stars. III- Ages and Li abundances

C. A. O. Torres, C. H. F. Melo, G. R. Quast, L. da Silva, M. Sterzik, R. de la Reza

arxiv:0909.0677 v1 · 2009-09-03 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VYABKOPSRGEOFBTSVC5B3ML77N}

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	2026-05-18T02:12:00.247635Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ae001539f28988e28672a8ba1db17ffb562b61fbf9fecd32ca3629b0351a78eb

Aliases

arxiv: 0909.0677 · arxiv_version: 0909.0677v1 · doi: 10.48550/arxiv.0909.0677 · pith_short_12: VYABKOPSRGEO · pith_short_16: VYABKOPSRGEOFBTS · pith_short_8: VYABKOPS

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/VYABKOPSRGEOFBTSVC5B3ML77N \
  | 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: ae001539f28988e28672a8ba1db17ffb562b61fbf9fecd32ca3629b0351a78eb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "43952da787fa256de24cab23f1964c8f33aad832140a824423927f7110ec8281",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-09-03T14:59:22Z",
    "title_canon_sha256": "0caa94a22370e4804673f66c0a4afa4b122a36553c04c67f38262bece11dd3f6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.0677",
    "kind": "arxiv",
    "version": 1
  }
}