Pith Number

pith:XABADSVA

pith:2017:XABADSVAA2L262YKNOC7U7XCUA

not attested not anchored not stored refs pending

The slight spin of the old stellar halo

Alis J. Deason (Durham), CMU), Facundo A. Gomez (MPA), Federico Marinacci (MIT), Robert J. Grand (Heidelberg), Rudiger Pakmor (Heidelberg), Sergey E. Koposov (Cambridge, Vasily Belokurov (Cambridge)

arxiv:1703.09230 v2 · 2017-03-27 · 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{XABADSVAA2L262YKNOC7U7XCUA}

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	2026-05-18T00:40:06.613758Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b80201caa00697af6b0a6b85fa7ee2a002e27e2c9106a3c6aae9b9113ba34ef2

Aliases

arxiv: 1703.09230 · arxiv_version: 1703.09230v2 · doi: 10.48550/arxiv.1703.09230 · pith_short_12: XABADSVAA2L2 · pith_short_16: XABADSVAA2L262YK · pith_short_8: XABADSVA

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/XABADSVAA2L262YKNOC7U7XCUA \
  | 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: b80201caa00697af6b0a6b85fa7ee2a002e27e2c9106a3c6aae9b9113ba34ef2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d455efb89ca8c62ce063e5705837fab05a642227c05209bd3d3d3c622dc87424",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-03-27T18:00:04Z",
    "title_canon_sha256": "9b0f9b11c91649958bc8d3f47d07d9b029b79c743ab7ed4f18612d1a9c6ddaa6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.09230",
    "kind": "arxiv",
    "version": 2
  }
}