Pith Number

pith:RW2F6UPX

pith:1995:RW2F6UPXF6T6BHSBKCIITLWYSP

not attested not anchored not stored refs pending

COSMOLOGICAL EVOLUTION OF EXTRAGALACTIC SOURCES IN THE INFRARED AND CONTRIBUTIONS TO THE BACKGROUND RADIATION

A. Franceschini, G. DeZotti, L. Danese, L. Granato, P. Mazzei

arxiv:astro-ph/9503007 v1 · 1995-03-01 · 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{RW2F6UPXF6T6BHSBKCIITLWYSP}

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	2026-05-18T01:07:42.009683Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8db45f51f72fa7e09e41509089aed893dfcfe514f6c5a15c7217ebe5ac1cddca

Aliases

arxiv: astro-ph/9503007 · arxiv_version: astro-ph/9503007v1 · doi: 10.48550/arxiv.astro-ph/9503007 · pith_short_12: RW2F6UPXF6T6 · pith_short_16: RW2F6UPXF6T6BHSB · pith_short_8: RW2F6UPX

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/RW2F6UPXF6T6BHSBKCIITLWYSP \
  | 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: 8db45f51f72fa7e09e41509089aed893dfcfe514f6c5a15c7217ebe5ac1cddca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6603604b5464c04a184180845ee91d659fc6149bb544fc83981540af698c9694",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1995-03-01T14:56:57Z",
    "title_canon_sha256": "e0f466869c26b67a0f85101c686a4201544e48a73b286d9c09148abcfd82bf24"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9503007",
    "kind": "arxiv",
    "version": 1
  }
}