Pith Number

pith:5L6O34CM

pith:2018:5L6O34CM2ZPHUAHDDNIRKASC5R

not attested not anchored not stored refs pending

Are DY\,Persei stars cooler cousins of R Coronae Borealis stars?

Ahmedabad, Anirban Bhowmick (1), Bangalore, Gajendra Pandey (1), India), India (2) Physical Research Laboratory, N.M. Ashok (2) ((1) Indian Institute of Astrophysics, Vishal Joshi (2)

arxiv:1802.06846 v2 · 2018-02-19 · 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{5L6O34CM2ZPHUAHDDNIRKASC5R}

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	2026-05-18T00:22:22.409456Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eafcedf04cd65e7a00e31b51150242ec78187afdc3056ad4dca2e7c7ef0d1ce7

Aliases

arxiv: 1802.06846 · arxiv_version: 1802.06846v2 · doi: 10.48550/arxiv.1802.06846 · pith_short_12: 5L6O34CM2ZPH · pith_short_16: 5L6O34CM2ZPHUAHD · pith_short_8: 5L6O34CM

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/5L6O34CM2ZPHUAHDDNIRKASC5R \
  | 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: eafcedf04cd65e7a00e31b51150242ec78187afdc3056ad4dca2e7c7ef0d1ce7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a11908f7a97265223d955fec6c37a54bef6022a40cf11eeeb7916f0029092741",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-02-19T20:50:52Z",
    "title_canon_sha256": "5e89168d0aa6e68b36e46fc22969213fbb7e35dbfa91cae3e3b268534cbfb3dd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.06846",
    "kind": "arxiv",
    "version": 2
  }
}