Pith Number

pith:7WKUAUWD

pith:2009:7WKUAUWDLHGAB47CMZK4FE2TAP

not attested not anchored not stored refs pending

The high mass end of extragalactic globular clusters

M. Hilker (ESO/Garching)

arxiv:0906.0776 v1 · 2009-06-03 · astro-ph.CO · 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{7WKUAUWDLHGAB47CMZK4FE2TAP}

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	2026-05-18T01:55:24.658934Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd954052c359cc00f3e26655c2935303cbd888490cff2d9d89d61d9ad8e83916

Aliases

arxiv: 0906.0776 · arxiv_version: 0906.0776v1 · doi: 10.48550/arxiv.0906.0776 · pith_short_12: 7WKUAUWDLHGA · pith_short_16: 7WKUAUWDLHGAB47C · pith_short_8: 7WKUAUWD

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/7WKUAUWDLHGAB47CMZK4FE2TAP \
  | 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: fd954052c359cc00f3e26655c2935303cbd888490cff2d9d89d61d9ad8e83916

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "26af085e9e290c72f66ab1ad1484edcb923e9a5389d623b75acce32a703e22a9",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-06-03T20:14:00Z",
    "title_canon_sha256": "f216727aeb0daaf0b1058f72ae219cf430bf433b768d949e89ddbd203f1e8214"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0906.0776",
    "kind": "arxiv",
    "version": 1
  }
}