Pith Number

pith:XNW225JQ

pith:2011:XNW225JQ22DCA6DBPLBZYYI5EL

not attested not anchored not stored refs pending

The long term optical behaviour of helium accreting AM CVn binaries

((1) Armagh Observatory, 2), (2) MSSL/UCL, (3) Univ Warwick, (4) FINCA, (5) Jagiellonian University, (6) Univ Leicester), Danny Steeghs (3), Gavin Ramsay (1), Iwona Kotko (5), Pasi Hakala (4), Peter J. Wheatley (3), Simon Rosen (6), Thomas Barclay (1

arxiv:1109.6518 v1 · 2011-09-29 · astro-ph.GA · astro-ph.SR

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XNW225JQ22DCA6DBPLBZYYI5EL}

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	2026-05-18T02:00:21.527116Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bb6dad7530d6862078617ac39c611d22e0a0229b5633d551917298d59a15a0b6

Aliases

arxiv: 1109.6518 · arxiv_version: 1109.6518v1 · doi: 10.48550/arxiv.1109.6518 · pith_short_12: XNW225JQ22DC · pith_short_16: XNW225JQ22DCA6DB · pith_short_8: XNW225JQ

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/XNW225JQ22DCA6DBPLBZYYI5EL \
  | 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: bb6dad7530d6862078617ac39c611d22e0a0229b5633d551917298d59a15a0b6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4e5252257214233d89864f980daed811bceba7aee5973466de97333dc7512220",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2011-09-29T13:12:59Z",
    "title_canon_sha256": "6f0e9fd0290436d0b4c91ae48cdb9761d2b24bb6a4f088a49f3a5431d1788dc8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.6518",
    "kind": "arxiv",
    "version": 1
  }
}