Pith Number

pith:BA5T7RFB

pith:2008:BA5T7RFBO2CVBEPBHZODFHJXAV

not attested not anchored not stored refs pending

Suzaku Observations of Tycho's Supernova Remnant

A. Bamba, A. Hayato, A. Szymkowiak, D. Ueno, E. Miyata, H. Kunieda, H. Tsunemi, J. Kataoka, J. P. Hughes, J. S. Hiraga, K. Kinugasa, K. Makishima, K. Tamura, M. Kokubun, M. Ueno, S. Nakamura, S. S. Holt, T. Takahashi, T. Tamagawa, T. Tanaka, U. Hwang, Y. Terada

arxiv:0805.3377 v1 · 2008-05-22 · 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	2026-05-18T02:15:52.513413Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

083b3fc4a176855091e13e5c329d370554890fd32f15839751f8781cf39de918

Aliases

arxiv: 0805.3377 · arxiv_version: 0805.3377v1 · doi: 10.48550/arxiv.0805.3377 · pith_short_12: BA5T7RFBO2CV · pith_short_16: BA5T7RFBO2CVBEPB · pith_short_8: BA5T7RFB

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/BA5T7RFBO2CVBEPBHZODFHJXAV \
  | 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: 083b3fc4a176855091e13e5c329d370554890fd32f15839751f8781cf39de918

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "02fb4e2a348366ed4ba53c7f127f3fc8bd9dbca51696e90c7af20dca140e38fe",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-05-22T00:35:45Z",
    "title_canon_sha256": "0dcc36432abb925da100403d24b5b894253786a9ba2c3c3ce71cdf468c6ab792"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0805.3377",
    "kind": "arxiv",
    "version": 1
  }
}