Pith Number

pith:GSZVUZQF

pith:2014:GSZVUZQF4Q35RX5E2GGRX55S4Q

not attested not anchored not stored refs pending

Life after eruption - IV. Spectroscopy of 13 old novae

A. Ederoclite, C. Tappert, L. Schmidtobreick, M. Della Valle, N. Vogt

arxiv:1405.3635 v2 · 2014-05-14 · 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{GSZVUZQF4Q35RX5E2GGRX55S4Q}

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	2026-05-18T01:43:12.460582Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

34b35a6605e437d8dfa4d18d1bf7b2e42082cd8adbcb9719e29b036ed2e4a0ee

Aliases

arxiv: 1405.3635 · arxiv_version: 1405.3635v2 · doi: 10.48550/arxiv.1405.3635 · pith_short_12: GSZVUZQF4Q35 · pith_short_16: GSZVUZQF4Q35RX5E · pith_short_8: GSZVUZQF

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/GSZVUZQF4Q35RX5E2GGRX55S4Q \
  | 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: 34b35a6605e437d8dfa4d18d1bf7b2e42082cd8adbcb9719e29b036ed2e4a0ee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e9a6e26490c8c7d40c8f75d8c57969a2314fc33ce3f7f37f2817455e4d02d039",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-05-14T19:26:40Z",
    "title_canon_sha256": "8b5efd51f078547773eb5fdfbea78642f03510923eed1a65c37f06b914a9174b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.3635",
    "kind": "arxiv",
    "version": 2
  }
}