Pith Number

pith:HDNX6ANU

pith:2013:HDNX6ANUAH7RHB7S26SADIVQ46

not attested not anchored not stored refs pending

A pre-explosion optical transient event from a white dwarf merger with a giant supernova progenitor

Efrat Sabach, Israel), Noam Soker (Technion

arxiv:1310.0388 v3 · 2013-10-01 · 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{HDNX6ANUAH7RHB7S26SADIVQ46}

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	2026-05-18T02:57:08.457115Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

38db7f01b401ff1387f2d7a401a2b0e7a067392d8e230cfc1c09528258171f73

Aliases

arxiv: 1310.0388 · arxiv_version: 1310.0388v3 · doi: 10.48550/arxiv.1310.0388 · pith_short_12: HDNX6ANUAH7R · pith_short_16: HDNX6ANUAH7RHB7S · pith_short_8: HDNX6ANU

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/HDNX6ANUAH7RHB7S26SADIVQ46 \
  | 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: 38db7f01b401ff1387f2d7a401a2b0e7a067392d8e230cfc1c09528258171f73

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fce35c6338afca08d9a9f03d27027a9137327b314eef2ac11b3da5ef6e500b19",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-10-01T16:49:09Z",
    "title_canon_sha256": "5c297f40b4e7c04c0b3037301dc425219fc1be45692b1b66c1e7ef44eb3b4471"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.0388",
    "kind": "arxiv",
    "version": 3
  }
}