Pith Number

pith:E2R64DSE

pith:2003:E2R64DSE7OLQXJ72SF5PAC5QI3

not attested not anchored not stored refs pending

A spectral and spatial analysis of eta Carinae's diffuse X-ray emission using CHANDRA

Dominik J. Bomans, Kerstin Weis, Kris Davidson, Michael F. Corcoran

arxiv:astro-ph/0311308 v1 · 2003-11-13 · 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{E2R64DSE7OLQXJ72SF5PAC5QI3}

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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	2026-07-04T16:37:48.825852Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

26a3ee0e44fb970ba7fa917af00bb046f01fb40aac2d19f41addd7d3d3b9abf5

Aliases

arxiv: astro-ph/0311308 · arxiv_version: astro-ph/0311308v1 · doi: 10.48550/arxiv.astro-ph/0311308 · pith_short_12: E2R64DSE7OLQ · pith_short_16: E2R64DSE7OLQXJ72 · pith_short_8: E2R64DSE

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/E2R64DSE7OLQXJ72SF5PAC5QI3 \
  | 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: 26a3ee0e44fb970ba7fa917af00bb046f01fb40aac2d19f41addd7d3d3b9abf5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e0480d3e1910dd14999662d5788a787031a273c026929888bcb9e530ecf714cc",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-11-13T10:20:13Z",
    "title_canon_sha256": "e08049557251753a1b69f51bd7a993e511735e4c4ac8f15546436c04b913030f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0311308",
    "kind": "arxiv",
    "version": 1
  }
}