Pith Number

pith:GZRVOG5B

pith:2001:GZRVOG5BYMDFE3QRGYXTE4R6MS

not attested not anchored not stored refs pending

Dark Matter in Dwarf Spheroidals II: Observations and Modelling of Draco

G. Gilmore (Cambridge), J.T. Kleyna (Cambridge), M.I. Wilkinson (Cambridge), N.W. Evans (Oxford)

arxiv:astro-ph/0109450 v2 · 2001-09-25 · 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{GZRVOG5BYMDFE3QRGYXTE4R6MS}

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	2026-07-04T16:24:10.716702Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3663571ba1c306526e11362f32723e64bfcc8a846f8aa90970e65eecdfeb8093

Aliases

arxiv: astro-ph/0109450 · arxiv_version: astro-ph/0109450v2 · doi: 10.48550/arxiv.astro-ph/0109450 · pith_short_12: GZRVOG5BYMDF · pith_short_16: GZRVOG5BYMDFE3QR · pith_short_8: GZRVOG5B

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/GZRVOG5BYMDFE3QRGYXTE4R6MS \
  | 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: 3663571ba1c306526e11362f32723e64bfcc8a846f8aa90970e65eecdfeb8093

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "597d64e5a25c1968cc9da2e3f00f89cdc7d528134da08961fdde3888f09a42f9",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2001-09-25T16:37:09Z",
    "title_canon_sha256": "3aed84e32069e11688b77ee5d2fc8ef67e38d92b814eef29170c17d5941f4bdb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0109450",
    "kind": "arxiv",
    "version": 2
  }
}