Pith Number

pith:SAOK46OP

pith:2011:SAOK46OPUD67A2I3VLP27VTXVX

not attested not anchored not stored refs pending

Star cluster formation and evolution in Mrk 930: properties of a metal-poor starburst

A. Adamo, E. Zackrisson, G. Micheva, G. Ostlin, N. Bergvall, P. Papaderos, R. M. Rich

arxiv:1103.5771 v1 · 2011-03-29 · 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{SAOK46OPUD67A2I3VLP27VTXVX}

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	2026-05-18T02:02:43.144703Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

901cae79cfa0fdf0691baadfafd677add5b8c516c8b5de2228da216aff08a5c4

Aliases

arxiv: 1103.5771 · arxiv_version: 1103.5771v1 · doi: 10.48550/arxiv.1103.5771 · pith_short_12: SAOK46OPUD67 · pith_short_16: SAOK46OPUD67A2I3 · pith_short_8: SAOK46OP

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/SAOK46OPUD67A2I3VLP27VTXVX \
  | 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: 901cae79cfa0fdf0691baadfafd677add5b8c516c8b5de2228da216aff08a5c4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ec67e7beee7396d30b9eb27dadcb9bf7efbdf0bf27c2686cf871e9feeba70f97",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-03-29T20:32:48Z",
    "title_canon_sha256": "216f73610353594f9df26a31de7f862bb0cfd682f052e3a6a9ff3d05f65af715"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.5771",
    "kind": "arxiv",
    "version": 1
  }
}