Pith Number

pith:RC2HBNK7

pith:2017:RC2HBNK7B5T646VOQGS3FKRAKB

not attested not anchored not stored refs pending

Discovery of a Metal-poor, Luminous Post-AGB Star that Failed the Third Dredge-up

A. I. Karakas, D. Kamath, H. Van Winckel, J. C. Lattanzio, M., M. Asplund, P. R. Wood

arxiv:1710.04368 v1 · 2017-10-12 · 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{RC2HBNK7B5T646VOQGS3FKRAKB}

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	2026-05-18T00:33:01.251476Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

88b470b55f0f67ee7aae81a5b2aa20507264edb6661a4f3ccfa3201278f49146

Aliases

arxiv: 1710.04368 · arxiv_version: 1710.04368v1 · doi: 10.48550/arxiv.1710.04368 · pith_short_12: RC2HBNK7B5T6 · pith_short_16: RC2HBNK7B5T646VO · pith_short_8: RC2HBNK7

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/RC2HBNK7B5T646VOQGS3FKRAKB \
  | 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: 88b470b55f0f67ee7aae81a5b2aa20507264edb6661a4f3ccfa3201278f49146

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "467ae1383e765d32158fdbbb004bd7521e8b29aad1d29f258f199b72749d417c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-10-12T04:56:08Z",
    "title_canon_sha256": "2027027cc517d6d2e71ce2c4db61e5bb6d0e5c39ae6406383b3dca823d744cb5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.04368",
    "kind": "arxiv",
    "version": 1
  }
}