Pith Number

pith:ENVQFCNC

pith:2016:ENVQFCNC2N67Y3KNMRBSD3A47Y

not attested not anchored not stored refs pending

Multi-mission observations of the old nova GK Per during the 2015 outburst

Gerardo Juan Manuel Luna, Koji Mukai, Marina Orio, Polina Zemko

arxiv:1603.03286 v1 · 2016-03-10 · 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{ENVQFCNC2N67Y3KNMRBSD3A47Y}

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	2026-05-18T01:19:16.665489Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

236b0289a2d37dfc6d4d644321ec1cfe0ff0af37a3cc0eaca699394a554cd913

Aliases

arxiv: 1603.03286 · arxiv_version: 1603.03286v1 · doi: 10.48550/arxiv.1603.03286 · pith_short_12: ENVQFCNC2N67 · pith_short_16: ENVQFCNC2N67Y3KN · pith_short_8: ENVQFCNC

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/ENVQFCNC2N67Y3KNMRBSD3A47Y \
  | 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: 236b0289a2d37dfc6d4d644321ec1cfe0ff0af37a3cc0eaca699394a554cd913

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fd39df6f65b8fcd4c680e24560e4ae4431d31e91e86ce294fb5b35d51f9d25ff",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2016-03-10T14:46:16Z",
    "title_canon_sha256": "4f57de42c21bd9cbd2a554599e106f12bb125252af5978c5f1582f03b44564a2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.03286",
    "kind": "arxiv",
    "version": 1
  }
}