Pith Number

pith:QD7WYDOS

pith:2006:QD7WYDOS3ZNULG7KGPOT6QCB5Y

not attested not anchored not stored refs pending

Mass Distribution and Bulge Formation in the Milky Way Galaxy

Garching), Ortwin Gerhard (Max-Planck-Inst. fuer Ex. Physik

arxiv:astro-ph/0608343 v1 · 2006-08-16 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QD7WYDOS3ZNULG7KGPOT6QCB5Y}

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	2026-07-04T16:59:15.899489Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

80ff6c0dd2de5b459bea33dd3f4041ee376f97e96aa119024768721dd32846d2

Aliases

arxiv: astro-ph/0608343 · arxiv_version: astro-ph/0608343v1 · doi: 10.48550/arxiv.astro-ph/0608343 · pith_short_12: QD7WYDOS3ZNU · pith_short_16: QD7WYDOS3ZNULG7K · pith_short_8: QD7WYDOS

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/QD7WYDOS3ZNULG7KGPOT6QCB5Y \
  | 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: 80ff6c0dd2de5b459bea33dd3f4041ee376f97e96aa119024768721dd32846d2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ebade94bd97fc60f7f20ba0314be2437909b7fbdf855c664445a23beb2ee4bd9",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-08-16T16:41:45Z",
    "title_canon_sha256": "f7e402ccebabe26d8dc95b558a0a500bcc958ef3af5617433f7e7499cff04e4b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0608343",
    "kind": "arxiv",
    "version": 1
  }
}