Pith Number

pith:VEANQZS2

pith:2018:VEANQZS2POOQ5DULYZ5KQQB277

not attested not anchored not stored refs pending

Spectroscopic diagnostics of dust formation and evolution in classical nova ejecta

Elena Mason, Ivan De Gennaro Aquino, N. Paul Kuin, Steven N. Shore

arxiv:1807.07174 v1 · 2018-07-18 · 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{VEANQZS2POOQ5DULYZ5KQQB277}

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	2026-05-18T00:00:45.786806Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a900d8665a7b9d0e8e8bc67aa8403affdbd22eb622f1c3621184bc34d1445b96

Aliases

arxiv: 1807.07174 · arxiv_version: 1807.07174v1 · doi: 10.48550/arxiv.1807.07174 · pith_short_12: VEANQZS2POOQ · pith_short_16: VEANQZS2POOQ5DUL · pith_short_8: VEANQZS2

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/VEANQZS2POOQ5DULYZ5KQQB277 \
  | 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: a900d8665a7b9d0e8e8bc67aa8403affdbd22eb622f1c3621184bc34d1445b96

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "95470f548cd9b824cff4e0063b9f9e4c8839e4f3c960e66226c3c7cf2780a089",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-07-18T22:22:35Z",
    "title_canon_sha256": "f1876173896c13a67ed9018039bf145546224aef7f4bb566f6c97429dd1a1a14"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.07174",
    "kind": "arxiv",
    "version": 1
  }
}