Pith Number

pith:X2EERDV7

pith:2018:X2EERDV7JH4DKQG22MFIKHAOJG

not attested not anchored not stored refs pending

Science with an ngVLA: ngVLA Studies of Classical Novae

Justin D. Linford (GWU), Laura Chomiuk (MSU), Michael P. Rupen (Herzberg)

arxiv:1810.06790 v1 · 2018-10-16 · astro-ph.IM · 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{X2EERDV7JH4DKQG22MFIKHAOJG}

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	2026-05-18T00:03:11.547033Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

be88488ebf49f83540dad30a851c0e49a079b2e07dfc98e3d3d054e759e0dd72

Aliases

arxiv: 1810.06790 · arxiv_version: 1810.06790v1 · doi: 10.48550/arxiv.1810.06790 · pith_short_12: X2EERDV7JH4D · pith_short_16: X2EERDV7JH4DKQG2 · pith_short_8: X2EERDV7

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/X2EERDV7JH4DKQG22MFIKHAOJG \
  | 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: be88488ebf49f83540dad30a851c0e49a079b2e07dfc98e3d3d054e759e0dd72

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "96a9ac10597139cc7eac9dcee2caa21c5755b6cc77cec23a183020a4e2249d7f",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2018-10-16T02:05:52Z",
    "title_canon_sha256": "82d4e94e00bea81024160bbe6b9933b14cb3c119cf278f5538550785c85ac392"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.06790",
    "kind": "arxiv",
    "version": 1
  }
}