Pith Number

pith:UFJBF2FA

pith:2002:UFJBF2FAVUNN6OLGBI6C7PSP6D

not attested not anchored not stored refs pending

Spectro-Polarimetric search for hidden AGNs in four southern Ultraluminous Infrared Galaxies

A. Bressan, A. Franceschini, A. Marconi, C. Bonoli, C. Pernechele, E. Giro, J. Fritz, S. Berta

arxiv:astro-ph/0210690 v1 · 2002-10-31 · 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{UFJBF2FAVUNN6OLGBI6C7PSP6D}

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	2026-07-04T16:31:04.311051Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a15212e8a0ad1adf39660a3c2fbe4ff0d3915a39901943d1e802a43ded242c5e

Aliases

arxiv: astro-ph/0210690 · arxiv_version: astro-ph/0210690v1 · doi: 10.48550/arxiv.astro-ph/0210690 · pith_short_12: UFJBF2FAVUNN · pith_short_16: UFJBF2FAVUNN6OLG · pith_short_8: UFJBF2FA

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/UFJBF2FAVUNN6OLGBI6C7PSP6D \
  | 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: a15212e8a0ad1adf39660a3c2fbe4ff0d3915a39901943d1e802a43ded242c5e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f01d8561ce84113e6a0a810d68164767dc7e81b00d4688412d182c8b48612042",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-10-31T16:58:13Z",
    "title_canon_sha256": "5d19d05a8db902f289260a94efbdd2211bd0a6a70bcbc04d520e55ea06cf6191"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0210690",
    "kind": "arxiv",
    "version": 1
  }
}