Pith Number

pith:JPY7Q4CR

pith:2008:JPY7Q4CRJSF4RNJSYWQLKNG4GI

not attested not anchored not stored refs pending

Restoring the Suzaku Source Position Accuracy and Point-Spread Function

Hideyuki Mori, Hirohiko Inoue, Manabu Ishida, Masanobu Ozaki, Masatoshi Ebara, Masayoshi Ushio, Ryo Iizuka, Ryuichi Fujimoto, Shunsaku Okada, Yasunobu Uchiyama, Yoshitaka Ishisaki, Yoshitomo Maeda

arxiv:0803.3418 v1 · 2008-03-24 · astro-ph

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

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	2026-05-18T00:52:42.433687Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4bf1f870514c8bc8b532c5a0b534dc3224c83878c11a9f44b73bad5eb7dfa542

Aliases

arxiv: 0803.3418 · arxiv_version: 0803.3418v1 · doi: 10.48550/arxiv.0803.3418 · pith_short_12: JPY7Q4CRJSF4 · pith_short_16: JPY7Q4CRJSF4RNJS · pith_short_8: JPY7Q4CR

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/JPY7Q4CRJSF4RNJSYWQLKNG4GI \
  | 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: 4bf1f870514c8bc8b532c5a0b534dc3224c83878c11a9f44b73bad5eb7dfa542

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3b7057dcca50c9473d50018f67b365c7de02c965b01fe84142998a5a0117ba07",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-03-24T16:03:30Z",
    "title_canon_sha256": "a87e803a1390bf994893e47eaeae091323ec811d2761e63612c4444e51e205c0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0803.3418",
    "kind": "arxiv",
    "version": 1
  }
}