Pith Number

pith:MHU2HKU6

pith:2019:MHU2HKU6JAYSFTMFD67LUOS7UF

not attested not anchored not stored refs pending

The Formation of Bimodal Dust Species in Nova Ejecta I: Chemical Conditions

Chunhua Zhu, Guoliang L\"u, Helei Liu, Lin Li, Zhaojun Wang

arxiv:1906.04369 v1 · 2019-06-11 · 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{MHU2HKU6JAYSFTMFD67LUOS7UF}

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	2026-05-17T23:40:30.183641Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

61e9a3aa9e483122cd851fbeba3a5fa168d0cc7865d2188986ae9c92a3299874

Aliases

arxiv: 1906.04369 · arxiv_version: 1906.04369v1 · doi: 10.48550/arxiv.1906.04369 · pith_short_12: MHU2HKU6JAYS · pith_short_16: MHU2HKU6JAYSFTMF · pith_short_8: MHU2HKU6

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/MHU2HKU6JAYSFTMFD67LUOS7UF \
  | 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: 61e9a3aa9e483122cd851fbeba3a5fa168d0cc7865d2188986ae9c92a3299874

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e643832f4d42a9a68e8d873121d1291b0f1f5d742789a2cd186151a6106044dc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-06-11T03:18:31Z",
    "title_canon_sha256": "4aee6bdefe828714936b0035ab944d2806d1926f8f068c7904daf222b72f01f9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.04369",
    "kind": "arxiv",
    "version": 1
  }
}