Pith Number

pith:TS6E4EWH

pith:2015:TS6E4EWHS27Z6JFYD42DJTPHED

not attested not anchored not stored refs pending

The early days of the Sculptor dwarf spheroidal galaxy

A. Helmi, E. Starkenburg, E. Tolstoy, F. Primas, G. Battaglia, K. Venn, L. Mashonkina, M. Irwin, M. Shetrone, P. Francois, P. Jablonka, P. North, V. Hill, Y. Revaz

arxiv:1506.08636 v2 · 2015-06-29 · astro-ph.GA · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TS6E4EWHS27Z6JFYD42DJTPHED}

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	2026-05-18T01:23:29.197655Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9cbc4e12c796bf9f24b81f3434cde720c568fa24b3ddd2a4a2ee813ca112b3db

Aliases

arxiv: 1506.08636 · arxiv_version: 1506.08636v2 · doi: 10.48550/arxiv.1506.08636 · pith_short_12: TS6E4EWHS27Z · pith_short_16: TS6E4EWHS27Z6JFY · pith_short_8: TS6E4EWH

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/TS6E4EWHS27Z6JFYD42DJTPHED \
  | 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: 9cbc4e12c796bf9f24b81f3434cde720c568fa24b3ddd2a4a2ee813ca112b3db

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a3c9daa6e731041eccffe602a1454855e447894e2f3b7875a100f5c292304708",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-06-29T14:09:06Z",
    "title_canon_sha256": "0d4f06e358e06af479ab48b2e2c4ccd10d0be86020d740941d977aef10be32f5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.08636",
    "kind": "arxiv",
    "version": 2
  }
}