Pith Number

pith:MPLMEB6G

pith:2013:MPLMEB6GRQEHEP65JNSQVBC6FD

not attested not anchored not stored refs pending

The confirmation and revision on the orbital period change of the possible type Ia supernova progenitor V617 Sagittarii

Eduardo Fern\'andez Laj\'us, Guang Shi, Sheng-Bang Qian

arxiv:1310.4928 v1 · 2013-10-18 · 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{MPLMEB6GRQEHEP65JNSQVBC6FD}

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	2026-05-18T01:46:58.058313Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

63d6c207c68c08723fdd4b650a845e28f38a62cb7f102f618d14265e467ccc96

Aliases

arxiv: 1310.4928 · arxiv_version: 1310.4928v1 · doi: 10.48550/arxiv.1310.4928 · pith_short_12: MPLMEB6GRQEH · pith_short_16: MPLMEB6GRQEHEP65 · pith_short_8: MPLMEB6G

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/MPLMEB6GRQEHEP65JNSQVBC6FD \
  | 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: 63d6c207c68c08723fdd4b650a845e28f38a62cb7f102f618d14265e467ccc96

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3b67cf118990807d1c0b4244334931701bebcdd41f5b18e40e2305aec520dfd7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-10-18T07:06:38Z",
    "title_canon_sha256": "ef54a30316dd6071f68b2e097e63920ba14408b0627ee974009e7acedc4caa3f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.4928",
    "kind": "arxiv",
    "version": 1
  }
}