Pith Number

pith:QMLXZF5W

pith:2014:QMLXZF5WMQK37YYVNNI3XI53GB

not attested not anchored not stored refs pending

On the binary helium star DY Centauri: Chemical composition and evolutionary state

(2) Armagh Observatory UK, (3) UT Austin Texas), C. Simon Jeffery (2), David L. Lambert (3) ((1) IIA Bangalore, Gajendra Pandey (1), N. Kameswara Rao (1)

arxiv:1408.3798 v1 · 2014-08-17 · 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{QMLXZF5WMQK37YYVNNI3XI53GB}

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	2026-05-18T01:42:18.245386Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

83177c97b66415bfe3156b51bba3bb307d1a1e5abdc4316b08dc59c4d8d76727

Aliases

arxiv: 1408.3798 · arxiv_version: 1408.3798v1 · doi: 10.48550/arxiv.1408.3798 · pith_short_12: QMLXZF5WMQK3 · pith_short_16: QMLXZF5WMQK37YYV · pith_short_8: QMLXZF5W

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/QMLXZF5WMQK37YYVNNI3XI53GB \
  | 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: 83177c97b66415bfe3156b51bba3bb307d1a1e5abdc4316b08dc59c4d8d76727

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "96bf7dfd4809666e768b7303ce8299601ec95a374cc093550122f25289c109c0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-08-17T06:21:34Z",
    "title_canon_sha256": "c8071b6531bd8ca2092973a35b1c0ab6b8822ebb199010b3c0f09f2226c4c1e4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.3798",
    "kind": "arxiv",
    "version": 1
  }
}