Pith Number

pith:WKJ4RDUA

pith:2000:WKJ4RDUAXQXEWDDBE4K3FJFQG6

not attested not anchored not stored refs pending

Deep X-Ray Observations of Supernova Remnants G359.1-0.5 and G359.0-0.9 with ASCA

Aya Bamba, Jun Yokogawa, Katsuji Koyama, Masaaki Sakano

arxiv:astro-ph/0003057 v2 · 2000-03-04 · 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{WKJ4RDUAXQXEWDDBE4K3FJFQG6}

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	2026-05-18T01:40:48.203926Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b293c88e80bc2e4b0c612715b2a4b03784d5700c4ef19ea73dbee74748189793

Aliases

arxiv: astro-ph/0003057 · arxiv_version: astro-ph/0003057v2 · doi: 10.48550/arxiv.astro-ph/0003057 · pith_short_12: WKJ4RDUAXQXE · pith_short_16: WKJ4RDUAXQXEWDDB · pith_short_8: WKJ4RDUA

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/WKJ4RDUAXQXEWDDBE4K3FJFQG6 \
  | 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: b293c88e80bc2e4b0c612715b2a4b03784d5700c4ef19ea73dbee74748189793

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "05aa726a01a1f2d1622067ac703b67338b8659751222ac7c013aabac19d88c05",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2000-03-04T10:30:35Z",
    "title_canon_sha256": "ac0dd3518b98416a3089886b83863f619485fd8c73223a1b5af1227c0469f510"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0003057",
    "kind": "arxiv",
    "version": 2
  }
}