Pith Number

pith:DMGRDVSF

pith:2017:DMGRDVSF7XFRLHEQSI5V5NNRFH

not attested not anchored not stored refs pending

The formation of UCDs and massive GCs: Quasar-like objects for testing for a variable stellar initial mass function (IMF)

Joerg Dabringhausen, Kenji Bekki, Michael Hilker, Pavel Kroupa, Tereza Jerabkova

arxiv:1708.07127 v2 · 2017-08-23 · astro-ph.GA · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DMGRDVSF7XFRLHEQSI5V5NNRFH}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T00:26:49.250881Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1b0d11d645fdcb159c90923b5eb5b129e10f118da5ae67872f9441ee3026c190

Aliases

arxiv: 1708.07127 · arxiv_version: 1708.07127v2 · doi: 10.48550/arxiv.1708.07127 · pith_short_12: DMGRDVSF7XFR · pith_short_16: DMGRDVSF7XFRLHEQ · pith_short_8: DMGRDVSF

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/DMGRDVSF7XFRLHEQSI5V5NNRFH \
  | 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: 1b0d11d645fdcb159c90923b5eb5b129e10f118da5ae67872f9441ee3026c190

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "04db0e551d78e9ab6037ada70bfba85f1ea1e2fe362cfe0f4b9aaf48de3496ae",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-08-23T18:00:02Z",
    "title_canon_sha256": "98233805e857bf78470ad7dfbbb9a2dc410ac2d2518ae4e4b64b1f78aae3d1bb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.07127",
    "kind": "arxiv",
    "version": 2
  }
}