Pith Number

pith:7IHG7EU7

pith:2015:7IHG7EU7L3UGW7FXMMV6LGWG2Q

not attested not anchored not stored refs pending

CK Vul: a smorgasbord of hydrocarbons rules out a 1670 nova (and much else besides)

A. Evans (Astrophysics Group, C. E. Woodward (University of Minnesota), J. Th. van Loon (Keele University), Keele University), L. A. Helton (SOFIA/USRA), P. J. Sarre (University of Nottingham), R. D. Gehrz, S. P. S. Eyres (University of Central Lancashire), S. Starrfield (Arizona State University)

arxiv:1512.02146 v1 · 2015-12-07 · 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{7IHG7EU7L3UGW7FXMMV6LGWG2Q}

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.

Cited by

1 paper in Pith

Red novae, their progenitors, and remnants

Receipt and verification

First computed	2026-05-18T01:20:08.712382Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fa0e6f929f5ee86b7cb7632be59ac6d43cf0466eb2c00af9a14cb9ef6435bedc

Aliases

arxiv: 1512.02146 · arxiv_version: 1512.02146v1 · doi: 10.48550/arxiv.1512.02146 · pith_short_12: 7IHG7EU7L3UG · pith_short_16: 7IHG7EU7L3UGW7FX · pith_short_8: 7IHG7EU7

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/7IHG7EU7L3UGW7FXMMV6LGWG2Q \
  | 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: fa0e6f929f5ee86b7cb7632be59ac6d43cf0466eb2c00af9a14cb9ef6435bedc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a2c7c19ad57f3d60d878e47b2550445a0e4f5adaafcd171a1ba550118f182965",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-12-07T18:10:31Z",
    "title_canon_sha256": "a13716352bcd0b372470f5ae31c6e82c5448a3e0a14ca7194feb45c664f0cd38"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.02146",
    "kind": "arxiv",
    "version": 1
  }
}