Pith Number

pith:ATAVR4KX

pith:1997:ATAVR4KXIG3F4M47PWSHYDDAVC

not attested not anchored not stored refs pending

Fluctuations in the diffuse X-ray background observed with Ginga

(2) IoA Cambridge, (3) IFCA Santander, (4) ISAS Japan, 5), (5) Osaka Univ), A.C. Fabian (2), F.J. Carrera (3), G.C. Stewart (1), H. Inoue (4), J.A. Butcher (1), K. Hayashida (4, R.S. Warwick (1), T. Kii (4) ((1) Leicester Univ, X. Barcons (3)

arxiv:astro-ph/9707135 v2 · 1997-07-11 · 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{ATAVR4KXIG3F4M47PWSHYDDAVC}

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	2026-05-18T01:40:17.047682Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

04c158f15741b65e339f7da47c0c60a88f513d4f71f32a259be31ec215d8bc7f

Aliases

arxiv: astro-ph/9707135 · arxiv_version: astro-ph/9707135v2 · doi: 10.48550/arxiv.astro-ph/9707135 · pith_short_12: ATAVR4KXIG3F · pith_short_16: ATAVR4KXIG3F4M47 · pith_short_8: ATAVR4KX

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/ATAVR4KXIG3F4M47PWSHYDDAVC \
  | 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: 04c158f15741b65e339f7da47c0c60a88f513d4f71f32a259be31ec215d8bc7f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "705acdbb271f85463ade346a165417e8d28e484b4b28ff7f6bb9f201c90356c7",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1997-07-11T17:10:56Z",
    "title_canon_sha256": "155d773c5caba1df0cc8a140452c4c160ecc54e79525caa69a28773cd8fe1f6b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9707135",
    "kind": "arxiv",
    "version": 2
  }
}