Pith Number

pith:IS5TMPF3

pith:2010:IS5TMPF3H2QWPEHLT2GECEJT6T

not attested not anchored not stored refs pending

Stellar Population Variations in the Milky Way's Stellar Halo

Christine Ruhland, David W. Hogg, Eric F. Bell, Hans-Walter Rix, Xiang Xiang Xue

arxiv:1010.2239 v1 · 2010-10-11 · astro-ph.CO · 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{IS5TMPF3H2QWPEHLT2GECEJT6T}

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	2026-05-18T02:05:06.360731Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

44bb363cbb3ea16790eb9e8c411133f4f52a79c3e861108de17ed83d68096541

Aliases

arxiv: 1010.2239 · arxiv_version: 1010.2239v1 · doi: 10.48550/arxiv.1010.2239 · pith_short_12: IS5TMPF3H2QW · pith_short_16: IS5TMPF3H2QWPEHL · pith_short_8: IS5TMPF3

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/IS5TMPF3H2QWPEHLT2GECEJT6T \
  | 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: 44bb363cbb3ea16790eb9e8c411133f4f52a79c3e861108de17ed83d68096541

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "11aa47674c0ded40072e9f5fd8d93da7bf44659552988ab579dd7d15f860f684",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-10-11T21:06:42Z",
    "title_canon_sha256": "7354d21cd841c9fdeb3e1a3cfc48d672d24980433492e3db5c3bd89e1674fc7c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1010.2239",
    "kind": "arxiv",
    "version": 1
  }
}