Pith Number

pith:7DG3TXNM

pith:2015:7DG3TXNMMKSK6K5LWBOE5RAQ3L

not attested not anchored not stored refs pending

Post-outburst spectra of a stellar-merger remnant of V1309 Scorpii: from a twin of V838 Monocerotis to a clone of V4332 Sagittarii

2), (2) MPIfR Bonn, (3) INAF Trieste, (4) CAMK Torun), Elena Mason (3), Miroslaw R. Schmidt (4) ((1) ESO Santiago, Romulad Tylenda (4), Tomasz Kaminski (1

arxiv:1504.03421 v2 · 2015-04-14 · 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{7DG3TXNMMKSK6K5LWBOE5RAQ3L}

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	2026-05-18T01:36:13.181947Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f8cdb9ddac62a4af2babb05c4ec410dace10ad8078011efd3c11d6e65411e59c

Aliases

arxiv: 1504.03421 · arxiv_version: 1504.03421v2 · doi: 10.48550/arxiv.1504.03421 · pith_short_12: 7DG3TXNMMKSK · pith_short_16: 7DG3TXNMMKSK6K5L · pith_short_8: 7DG3TXNM

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/7DG3TXNMMKSK6K5LWBOE5RAQ3L \
  | 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: f8cdb9ddac62a4af2babb05c4ec410dace10ad8078011efd3c11d6e65411e59c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "72148cbe92f7a0309868db21a9becf96c555e7c14fcfa6e433674daa3fc36e5e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-04-14T04:53:55Z",
    "title_canon_sha256": "ee28a2bc18433cd4ce2c1fbedbc9977668c618d9dda6f080a3d92cf3e3030dbc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.03421",
    "kind": "arxiv",
    "version": 2
  }
}