Pith Number

pith:TAKL6RJF

pith:2018:TAKL6RJFB5B2MSADVU5UWI3YF4

not attested not anchored not stored refs pending

The Population of Pulsating Variable Stars in the Sextans Dwarf Spheroidal Galaxy

Alistair Walker, Brittany Howard, Javier Alonso-Garc\'ia, Kathy Vivas, Mario Mateo

arxiv:1811.12207 v1 · 2018-11-29 · astro-ph.SR · 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{TAKL6RJFB5B2MSADVU5UWI3YF4}

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	2026-05-17T23:52:03.938308Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9814bf45250f43a64803ad3b4b23782f087c108680242cc4b74c9b4aae62b365

Aliases

arxiv: 1811.12207 · arxiv_version: 1811.12207v1 · doi: 10.48550/arxiv.1811.12207 · pith_short_12: TAKL6RJFB5B2 · pith_short_16: TAKL6RJFB5B2MSAD · pith_short_8: TAKL6RJF

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/TAKL6RJFB5B2MSADVU5UWI3YF4 \
  | 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: 9814bf45250f43a64803ad3b4b23782f087c108680242cc4b74c9b4aae62b365

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c24191c8a258a2bc06082470c77c80c3b3c6f4c82333f16614d6980ed2efd495",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-11-29T14:47:27Z",
    "title_canon_sha256": "f86462d85a733751319a4765b47c534ff070761787078c0ed43a177f2e74e871"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.12207",
    "kind": "arxiv",
    "version": 1
  }
}