Pith Number

pith:4VCGPFXP

pith:2015:4VCGPFXPUZGVEDDDXISE4RJBFS

not attested not anchored not stored refs pending

The evolved pulsating CEMP star HD112869

A.Grankina, B.Kaminskyi, F.Musaev, J.Sperauskas, L.Za\v{c}s, V.Deveikis, Y.Pavlenko

arxiv:1511.04953 v2 · 2015-11-16 · 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{4VCGPFXPUZGVEDDDXISE4RJBFS}

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	2026-05-18T01:26:24.682966Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e5446796efa64d520c63ba244e45212c858510a4ac02d361b355685de3e2bb2f

Aliases

arxiv: 1511.04953 · arxiv_version: 1511.04953v2 · doi: 10.48550/arxiv.1511.04953 · pith_short_12: 4VCGPFXPUZGV · pith_short_16: 4VCGPFXPUZGVEDDD · pith_short_8: 4VCGPFXP

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/4VCGPFXPUZGVEDDDXISE4RJBFS \
  | 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: e5446796efa64d520c63ba244e45212c858510a4ac02d361b355685de3e2bb2f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e1540c92ae16570da9b217af9b743d1ba5aa82183b3be46da89fa44439312af7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-11-16T13:38:04Z",
    "title_canon_sha256": "d79cf008e4721019e0c5e981232a99d20634aef67db34f38682c38ea308fdedd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.04953",
    "kind": "arxiv",
    "version": 2
  }
}