Pith Number

pith:B2N7RTJP

pith:2012:B2N7RTJPLLDI66IOTDN4ROM4FJ

not attested not anchored not stored refs pending

Global Properties of M31's Stellar Halo from the SPLASH Survey. I. Surface Brightness Profile

Erik J. Tollerud, Evan N. Kirby, James Bullock, James C. Ostheimer, Jason S. Kalirai, Karoline M. Gilbert, Marla C. Geha, Masashi Chiba, Mikito Tanaka, Puragra Guhathakurta, Rachael L. Beaton, Richard J. Patterson, Steven R. Majewski

arxiv:1210.3362 v2 · 2012-10-11 · astro-ph.GA · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{B2N7RTJPLLDI66IOTDN4ROM4FJ}

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	2026-05-18T03:40:50.930233Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0e9bf8cd2f5ac68f790e98dbc8b99c2a6a81a13eb64dcac6923fe33acb2db9d1

Aliases

arxiv: 1210.3362 · arxiv_version: 1210.3362v2 · doi: 10.48550/arxiv.1210.3362 · pith_short_12: B2N7RTJPLLDI · pith_short_16: B2N7RTJPLLDI66IO · pith_short_8: B2N7RTJP

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/B2N7RTJPLLDI66IOTDN4ROM4FJ \
  | 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: 0e9bf8cd2f5ac68f790e98dbc8b99c2a6a81a13eb64dcac6923fe33acb2db9d1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d5a53123f1339f4981d844df07804d05f39474ca4009db6a0fca1bdd038d7d59",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2012-10-11T20:01:06Z",
    "title_canon_sha256": "872420afc22a404a26bfd33647021f3eeb83c96dc7a27eb818db1f9f68bed3ce"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.3362",
    "kind": "arxiv",
    "version": 2
  }
}