Pith Number

pith:KHHJ2PHM

pith:1993:KHHJ2PHMCURTR5U3IYPMXFBSWW

not attested not anchored not stored refs pending

AG Carinae III. The 1990 hot phase of the star and the physical structure of the circumstellar environment

C. Rossi, R. Viotti, V.F. Polcaro

arxiv:astro-ph/9305023 v1 · 1993-05-19 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KHHJ2PHMCURTR5U3IYPMXFBSWW}

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	2026-05-18T04:21:41.328228Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

51ce9d3cec152338f69b461ecb9432b5a17066140ffef1b30aca098bfd92f7df

Aliases

arxiv: astro-ph/9305023 · arxiv_version: astro-ph/9305023v1 · doi: 10.48550/arxiv.astro-ph/9305023 · pith_short_12: KHHJ2PHMCURT · pith_short_16: KHHJ2PHMCURTR5U3 · pith_short_8: KHHJ2PHM

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/KHHJ2PHMCURTR5U3IYPMXFBSWW \
  | 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: 51ce9d3cec152338f69b461ecb9432b5a17066140ffef1b30aca098bfd92f7df

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "304b575e7a96254c78a6c709b24b36cecdaa18fd3b47077415c1b4bd57d4057d",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1993-05-19T15:53:11Z",
    "title_canon_sha256": "a353fa892fb45f344fc3a486fdd093c1f75569336093d64fc16adb500eaf0320"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9305023",
    "kind": "arxiv",
    "version": 1
  }
}