Pith Number

pith:ELQTXLTD

pith:2004:ELQTXLTD4Z6RHBZSDDHKYZRGNT

not attested not anchored not stored refs pending

High resolution spectroscopy of the hot post-AGB stars : IRAS13266-5551 (CPD-55 5588) and IRAS17311-4924 (Hen3-1428)

Bacham E. Reddy, G. Sarkar Nee Gauba, M. Parthasarathy

arxiv:astro-ph/0409665 v1 · 2004-09-28 · 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{ELQTXLTD4Z6RHBZSDDHKYZRGNT}

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	2026-07-04T14:13:46.900038Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

22e13bae63e67d13873218ceac66266ce85f4e06c16f8a2d5831ca7c9bac398d

Aliases

arxiv: astro-ph/0409665 · arxiv_version: astro-ph/0409665v1 · doi: 10.48550/arxiv.astro-ph/0409665 · pith_short_12: ELQTXLTD4Z6R · pith_short_16: ELQTXLTD4Z6RHBZS · pith_short_8: ELQTXLTD

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/ELQTXLTD4Z6RHBZSDDHKYZRGNT \
  | 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: 22e13bae63e67d13873218ceac66266ce85f4e06c16f8a2d5831ca7c9bac398d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2ef5627663104ba3b4fbae8c13e512e44abd00025c0856564b33db5e66033dc4",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-09-28T05:47:47Z",
    "title_canon_sha256": "9a21738ec05a936c81269eff71e9c631791c756f4112c3f0ecf24313fd2d5a31"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0409665",
    "kind": "arxiv",
    "version": 1
  }
}