Pith Number

pith:TH2XEZXC

pith:2013:TH2XEZXCSEU574YPINIU5CXDHX

not attested not anchored not stored refs pending

Cool carbon stars in the halo and in dwarf galaxies: Halpha, colours, and variabiity

Alain Klotz, Kamo S. Gigoyan, Nicolas Mauron, Paul Berlioz-Arthaud

arxiv:1311.6977 v1 · 2013-11-27 · 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{TH2XEZXCSEU574YPINIU5CXDHX}

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	2026-05-18T01:46:05.650644Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

99f57266e29129dff30f43514e8ae33df86eab934d1c1d1e5f44aa70ae0f71c4

Aliases

arxiv: 1311.6977 · arxiv_version: 1311.6977v1 · doi: 10.48550/arxiv.1311.6977 · pith_short_12: TH2XEZXCSEU5 · pith_short_16: TH2XEZXCSEU574YP · pith_short_8: TH2XEZXC

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/TH2XEZXCSEU574YPINIU5CXDHX \
  | 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: 99f57266e29129dff30f43514e8ae33df86eab934d1c1d1e5f44aa70ae0f71c4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b4c07a3766c2afebf62f444f164d846d5a1be37fdfc75484ab7e24f9d2db57f1",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2013-11-27T14:24:28Z",
    "title_canon_sha256": "5b1c1e88fc1a8b52e744b6225a494a9b5f496d38ac706ab210695153ba9c8c2b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.6977",
    "kind": "arxiv",
    "version": 1
  }
}