Pith Number

pith:NWHD6E7C

pith:2016:NWHD6E7CCSN6VEWZFXQLVANJVV

not attested not anchored not stored refs pending

Hot subdwarf stars and their connection to thermonuclear supernovae

A. Irrgang, E. Ziegerer, MUCHFUSS team, P. Nemeth, S. Geier, T. Kupfer, U. Heber

arxiv:1604.05469 v1 · 2016-04-19 · 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{NWHD6E7CCSN6VEWZFXQLVANJVV}

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	2026-05-18T01:08:17.585152Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6d8e3f13e2149bea92d92de0ba81a9ad784abc0ec8b6a825b650710b867d8533

Aliases

arxiv: 1604.05469 · arxiv_version: 1604.05469v1 · doi: 10.48550/arxiv.1604.05469 · pith_short_12: NWHD6E7CCSN6 · pith_short_16: NWHD6E7CCSN6VEWZ · pith_short_8: NWHD6E7C

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/NWHD6E7CCSN6VEWZFXQLVANJVV \
  | 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: 6d8e3f13e2149bea92d92de0ba81a9ad784abc0ec8b6a825b650710b867d8533

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a741ad7ef937b3f4770c3440a317563fd1bdcac7d5fb6a6df6a2ba5b3bdab7c2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2016-04-19T08:33:33Z",
    "title_canon_sha256": "ba6d94233d9f9a7f1316ee9746a35b6e4de951a5548fea420ebbe586b9a7a33c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.05469",
    "kind": "arxiv",
    "version": 1
  }
}