Pith Number

pith:6EP4DKFL

pith:2012:6EP4DKFL2UCZICQDR36JDSIINB

not attested not anchored not stored refs pending

The velocity dispersion and mass function of the outer halo globular cluster Palomar 4

Andreas H. W. K\"upper, Eva K. Grebel, Holger Baumgardt, Hosein Haghi, Matthias J. Frank, Michael Hilker, Patrick C\^ot\'e, S. G. Djorgovski

arxiv:1205.2693 v2 · 2012-05-11 · astro-ph.GA · 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{6EP4DKFL2UCZICQDR36JDSIINB}

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	2026-05-18T00:56:04.927465Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f11fc1a8abd505940a038efc91c9086871085a33a1f6e4c4874398b12e495fbf

Aliases

arxiv: 1205.2693 · arxiv_version: 1205.2693v2 · doi: 10.48550/arxiv.1205.2693 · pith_short_12: 6EP4DKFL2UCZ · pith_short_16: 6EP4DKFL2UCZICQD · pith_short_8: 6EP4DKFL

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/6EP4DKFL2UCZICQDR36JDSIINB \
  | 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: f11fc1a8abd505940a038efc91c9086871085a33a1f6e4c4874398b12e495fbf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cbc7259cfc4c040cf296212120046abb9ab50a0318d6f85e4c4f00c6cad0d214",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2012-05-11T20:00:00Z",
    "title_canon_sha256": "618bf14756c34f947fd725a7ba8d7f12a39cb9ced3f4343044ac4c0522c6deb0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.2693",
    "kind": "arxiv",
    "version": 2
  }
}