Pith Number

pith:LJPOW6DT

pith:2005:LJPOW6DT47LAFJHSNVWKGPBTU4

not attested not anchored not stored refs pending

Kinematics and Metallicity of M31 Red Giants: The Giant Southern Stream and Discovery of a Second Cold Component at R = 20 kpc

D. B. Reitzel (UCLA), J. S. Kalirai, K. M. Gilbert (UCSC), & M. C. Cooper (UCB), P. Guhathakurta, R. M. Rich (UCLA), S. R. Majewski (UVa)

arxiv:astro-ph/0512161 v1 · 2005-12-06 · 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{LJPOW6DT47LAFJHSNVWKGPBTU4}

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	2026-05-18T04:36:29.545977Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5a5eeb7873e7d602a4f26d6ca33c33a70c98b37ef54752e47a4582fbfbe2772c

Aliases

arxiv: astro-ph/0512161 · arxiv_version: astro-ph/0512161v1 · doi: 10.48550/arxiv.astro-ph/0512161 · pith_short_12: LJPOW6DT47LA · pith_short_16: LJPOW6DT47LAFJHS · pith_short_8: LJPOW6DT

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/LJPOW6DT47LAFJHSNVWKGPBTU4 \
  | 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: 5a5eeb7873e7d602a4f26d6ca33c33a70c98b37ef54752e47a4582fbfbe2772c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "147d38dfcec98ba8c377eb884e019dc6855e6ce10904706e16d1de39a2e86b94",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-12-06T21:11:44Z",
    "title_canon_sha256": "d076fa0eabbefcbf4eb4970cd292b9e5a18de66190ffb1ddb6fb4374c7086ea2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0512161",
    "kind": "arxiv",
    "version": 1
  }
}