Pith Number

pith:U6SSIBRC

pith:1997:U6SSIBRCLFMCGJE7E36I565I2T

not attested not anchored not stored refs pending

BeppoSAX observations of PKS 0528+134

A. Celotti, A. Comastri, A. Treves, B. Sacco, C.M. Raiteri, C. Perola, E. Massaro, E. Pian, F. Frontera, G. De Francesco, G. Fossati, G.G.C. Palumbo, G. Ghisellini, G. Sobrito, G. Tagliaferri, I.S. Glass, L. Bassani, L. Costamante, L. Lanteri, L. Maraschi, M. Cappi, M. Cavallone, M. Salvati, M. Villata, P. Grandi, P. Padovani, S. Giarrusso, S. Molendi

arxiv:astro-ph/9712285 v1 · 1997-12-21 · 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{U6SSIBRCLFMCGJE7E36I565I2T}

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	2026-05-18T01:40:14.596952Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a7a5240622595823249f26fc8efba8d4f5c1d2534d23ad3a8779a08ff72c18ab

Aliases

arxiv: astro-ph/9712285 · arxiv_version: astro-ph/9712285v1 · doi: 10.48550/arxiv.astro-ph/9712285 · pith_short_12: U6SSIBRCLFMC · pith_short_16: U6SSIBRCLFMCGJE7 · pith_short_8: U6SSIBRC

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/U6SSIBRCLFMCGJE7E36I565I2T \
  | 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: a7a5240622595823249f26fc8efba8d4f5c1d2534d23ad3a8779a08ff72c18ab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fd2908875dd108ffcecc2d46ca06c707e45f683ef615ac262285037a85418f8a",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1997-12-21T16:39:53Z",
    "title_canon_sha256": "b1775851def2cbc1f8d4814e76de2d33938b97172a17d0bf48148e7f858a43e0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9712285",
    "kind": "arxiv",
    "version": 1
  }
}