Pith Number

pith:DDALWDNC

pith:2014:DDALWDNCP4F4LOU2FARE6MZN32

not attested not anchored not stored refs pending

The old nuclear star cluster in the Milky Way: dynamics, mass, statistical parallax, and black hole mass

(2) Univ. of Virginia, 3), (3) Univ. of California, Berkeley), Chris Wegg (1), Oliver Pfuhl (1) ((1) MPE Garching, Ortwin Gerhard (1), Reinhard Genzel (1, Sotiris Chatzopoulos (1), Stefan Gillessen (1), Tobias Fritz (2)

arxiv:1403.5266 v2 · 2014-03-20 · 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{DDALWDNCP4F4LOU2FARE6MZN32}

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	2026-05-18T01:43:52.934382Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

18c0bb0da27f0bc5ba9a28224f332dde9c087d80d9b06654f11d88baad665f95

Aliases

arxiv: 1403.5266 · arxiv_version: 1403.5266v2 · doi: 10.48550/arxiv.1403.5266 · pith_short_12: DDALWDNCP4F4 · pith_short_16: DDALWDNCP4F4LOU2 · pith_short_8: DDALWDNC

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/DDALWDNCP4F4LOU2FARE6MZN32 \
  | 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: 18c0bb0da27f0bc5ba9a28224f332dde9c087d80d9b06654f11d88baad665f95

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "80c1be988757dcf6133481d79672e4fc23625de94f37dd45aa3275d066d8a007",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-03-20T20:00:33Z",
    "title_canon_sha256": "e58202460785866b813825a141bc8b62768e46ad49935eac96c978109085d1b6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.5266",
    "kind": "arxiv",
    "version": 2
  }
}