Pith Number

pith:LGJ42P27

pith:1999:LGJ42P27QMTFB4YVJ6GPRRWWVX

not attested not anchored not stored refs pending

Spectroscopy of the post-AGB star HD 101584(IRAS 11385-5517)

India. (2) Space Science Department of ESA, M. Parthasarathy (1), P. Garcia-Lario (2) A. Manchado (3), Spain. (3) Instituto de Astrofisica de Canarias, Spain. (4) Kapteyn Astronomical Institute, S.R. Pottasch (4) ((1) Indian Institute of Astrophysics, the Netherlands), T. Sivarani (1)

arxiv:astro-ph/9907310 v1 · 1999-07-22 · 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{LGJ42P27QMTFB4YVJ6GPRRWWVX}

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	2026-07-04T16:11:27.455354Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5993cd3f5f832650f3154f8cf8c6d6ade844a3695442f1dfe85c8f96c7c3325b

Aliases

arxiv: astro-ph/9907310 · arxiv_version: astro-ph/9907310v1 · doi: 10.48550/arxiv.astro-ph/9907310 · pith_short_12: LGJ42P27QMTF · pith_short_16: LGJ42P27QMTFB4YV · pith_short_8: LGJ42P27

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/LGJ42P27QMTFB4YVJ6GPRRWWVX \
  | 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: 5993cd3f5f832650f3154f8cf8c6d6ade844a3695442f1dfe85c8f96c7c3325b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a0fb4228bbadb42f34df0cb113094b2a5208a3cf24dec8b7422d5a29932f0f90",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1999-07-22T16:14:31Z",
    "title_canon_sha256": "95797ff7eb8388eda5bc3c074b3539d7c1a3831d3ec7e19e2118124bfa3ff1f6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9907310",
    "kind": "arxiv",
    "version": 1
  }
}