Pith Number

pith:2BPDKKHG

pith:2005:2BPDKKHGVCOIG6UYZQPRP6IBIH

not attested not anchored not stored refs pending

Infrared Photometry and Evolution of Mass-Losing AGB Stars I. Carbon Stars Revisited

1), (2) Tuorla Observatory, (3) Department of General Physics, (4) INAF Institute of Space Astrophysics, Cosmic Physics, Finland, G. Silvestro (3), Italy, Italy), M. Busso (1), P. Persi (4) ((1) Physics Department, R. Guandalini (1), Roma, S. Ciprini (2, University of Perugia, University of Torino, University of Turku

arxiv:astro-ph/0509739 v1 · 2005-09-24 · 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{2BPDKKHGVCOIG6UYZQPRP6IBIH}

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	2026-05-18T01:07:27.765668Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d05e3528e6a89c837a98cc1f17f90141ca9486c91199f480cb383dce41a9c5dd

Aliases

arxiv: astro-ph/0509739 · arxiv_version: astro-ph/0509739v1 · doi: 10.48550/arxiv.astro-ph/0509739 · pith_short_12: 2BPDKKHGVCOI · pith_short_16: 2BPDKKHGVCOIG6UY · pith_short_8: 2BPDKKHG

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/2BPDKKHGVCOIG6UYZQPRP6IBIH \
  | 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: d05e3528e6a89c837a98cc1f17f90141ca9486c91199f480cb383dce41a9c5dd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "60102cd0efe4c231063fd85c5a030d4a9b857e5c9e93e03c98e6299632458a29",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-09-24T11:09:42Z",
    "title_canon_sha256": "3a864d1fd3d039ab0882970f9fa53b3a08e98c60e6bff2103b7fac6dce6f56e2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0509739",
    "kind": "arxiv",
    "version": 1
  }
}