Pith Number

pith:2MV77VTU

pith:2006:2MV77VTUEYJPOATZZU36IW77PR

not attested not anchored not stored refs pending

Evolutionary Paths for Galaxies and AGNs: New Insights by the Spitzer Space Telescope

A. Franceschini, G. Rodighiero, P. Cassata, S. Berta

arxiv:astro-ph/0602463 v1 · 2006-02-21 · 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{2MV77VTUEYJPOATZZU36IW77PR}

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	2026-07-04T14:53:04.385801Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d32bffd6742612f70279cd37e45bff7c6c5e710d3264d3f8a7288f25efbdf69b

Aliases

arxiv: astro-ph/0602463 · arxiv_version: astro-ph/0602463v1 · doi: 10.48550/arxiv.astro-ph/0602463 · pith_short_12: 2MV77VTUEYJP · pith_short_16: 2MV77VTUEYJPOATZ · pith_short_8: 2MV77VTU

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/2MV77VTUEYJPOATZZU36IW77PR \
  | 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: d32bffd6742612f70279cd37e45bff7c6c5e710d3264d3f8a7288f25efbdf69b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "41381973096ecbf79be49272c3439c55a05937a463e3ffd1db0331e5f6434963",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-02-21T15:08:21Z",
    "title_canon_sha256": "0cc8661cccb5ebfc2eb0d0f03abec5e3e1c822da38119c16bcb61515228d714a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0602463",
    "kind": "arxiv",
    "version": 1
  }
}