Pith Number

pith:FEO5Y22M

pith:2004:FEO5Y22MAXPOCLU7BRIIY7JAN3

not attested not anchored not stored refs pending

The radial extinction profiles of late-type galaxies

A. Boselli (2), B. Milliard (4) ((1) Carnegie Observatories, J. Donas (3), Pasadena (2) Laboratoire d'Astrophysique de Marseille), S. Boissier (1), V. Buat (2)

arxiv:astro-ph/0407617 v1 · 2004-07-29 · 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{FEO5Y22MAXPOCLU7BRIIY7JAN3}

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	2026-07-04T16:44:24.378427Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

291ddc6b4c05dee12e9f0c508c7d206ee1f8a140bdf2c49aa9009c7f5a7e293e

Aliases

arxiv: astro-ph/0407617 · arxiv_version: astro-ph/0407617v1 · doi: 10.48550/arxiv.astro-ph/0407617 · pith_short_12: FEO5Y22MAXPO · pith_short_16: FEO5Y22MAXPOCLU7 · pith_short_8: FEO5Y22M

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/FEO5Y22MAXPOCLU7BRIIY7JAN3 \
  | 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: 291ddc6b4c05dee12e9f0c508c7d206ee1f8a140bdf2c49aa9009c7f5a7e293e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ec125ad365ca4058590f1b699937b49ca521837fdcf96242a446b060a3dc7749",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-07-29T17:12:07Z",
    "title_canon_sha256": "d24d153f53a7723e5a2bbe85c58438426f43bcdf72ea81749b26f67c995f137d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0407617",
    "kind": "arxiv",
    "version": 1
  }
}