Pith Number

pith:QVKLXEGN

pith:2018:QVKLXEGNVQMZ3VABVWZY5XASFE

not attested not anchored not stored refs pending

Optical observations of "hot" novae returning to quiescence

A. Bianchini, A.F. Valeev, A. Odendaal, B. Tofflemire, E. Barsukova, M. Gabdeev, M. Orio, N. Katisheva, P. Zemko, S. Ciroi, S. Shugarov, V. Cracco, V. Goranskij

arxiv:1807.10321 v1 · 2018-07-26 · astro-ph.SR · astro-ph.HE

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QVKLXEGNVQMZ3VABVWZY5XASFE}

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	2026-05-18T00:06:37.240025Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8554bb90cdac199dd401adb38edc122908a451b0a34cb61d1709a547ca1cd70f

Aliases

arxiv: 1807.10321 · arxiv_version: 1807.10321v1 · doi: 10.48550/arxiv.1807.10321 · pith_short_12: QVKLXEGNVQMZ · pith_short_16: QVKLXEGNVQMZ3VAB · pith_short_8: QVKLXEGN

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/QVKLXEGNVQMZ3VABVWZY5XASFE \
  | 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: 8554bb90cdac199dd401adb38edc122908a451b0a34cb61d1709a547ca1cd70f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a338c79a01d7aa6702f1eb3ee3f72331360ca8f90946b39b1f6aa747c310edcf",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-07-26T18:54:50Z",
    "title_canon_sha256": "71781b44ce36ad5cf0e0df1a986d2f878127478d55ecca7b67037bc02ac22c71"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.10321",
    "kind": "arxiv",
    "version": 1
  }
}