Pith Number

pith:PUHHGO4F

pith:2025:PUHHGO4FCB7CGV6MSGFTH7RTGI

not attested not anchored not stored refs pending

Discovery of Faint Nebulosity Around a Z Camelopardalis-type Cataclysmic Variable in Antlia: Nova Shell or Ancient Planetary Nebula?

2), (2) STScI, (3) Deep Sky Hunters Consortium, (4) MEA Observatory, (5) Stark Bayou Observatory, (6) Dartmouth), Dana Patchick (3), Daniel Stern (4), Howard E. Bond (1, John R. Thorstensen (6) ((1) Penn State University, Jonathan Talbot (5)

arxiv:2506.11306 v1 · 2025-06-12 · astro-ph.SR · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PUHHGO4FCB7CGV6MSGFTH7RTGI}

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	2026-07-05T11:21:02.266003Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7d0e733b85107e2357cc918b33fe333206b0c3e04eb33bbfe76b9a027cd1738c

Aliases

arxiv: 2506.11306 · arxiv_version: 2506.11306v1 · doi: 10.48550/arxiv.2506.11306 · pith_short_12: PUHHGO4FCB7C · pith_short_16: PUHHGO4FCB7CGV6M · pith_short_8: PUHHGO4F

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/PUHHGO4FCB7CGV6MSGFTH7RTGI \
  | 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: 7d0e733b85107e2357cc918b33fe333206b0c3e04eb33bbfe76b9a027cd1738c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a3b4e8ec42897d38677295f2e224199313356d783bac5731bd51750d53f4e4f5",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2025-06-12T21:11:27Z",
    "title_canon_sha256": "8f499ea9acd2ca5103112556f15ae5b31096b9268ffd0fe6d5e9ef579d5baebd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.11306",
    "kind": "arxiv",
    "version": 1
  }
}