Pith Number

pith:SPUF5FEF

pith:2009:SPUF5FEF36JPDUVCXTLUEVQCIB

not attested not anchored not stored refs pending

Post-AGB stars with hot circumstellar dust: binarity of the low-amplitude pulsators

Bart Vandenbussche, Christoffel Waelkens, David Kilkenny, Djazia Ladjal, Francois van Wyk, Fred Marang, Gert Raskin, Hans Van Winckel, Jan Vanautgaerden, Joris De Ridder, Karolien Lefever, Katrien Kolenberg, Katrien Uytterhoeven, Laurent Eyer, Maarten Desmet, Maarten Reyniers, Maja Vu\v{c}kovi\'c, Martin A.T. Groenewegen, Maryline Briquet, Peter De Cat, Peter Martinez, Pierre Royer, Pieter Degroote, Pieter Deroo, Rachel Drummond, Roy H. {\O}stensen, Sophie Saesen, Thomas Maas, Tom Lloyd Evans, Wim De Meester, Wolfgang Zima

arxiv:0906.4482 v1 · 2009-06-24 · 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{SPUF5FEF36JPDUVCXTLUEVQCIB}

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	2026-05-18T02:13:12.956859Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

93e85e9485df92f1d2a2bcd7425602407b1026d3947ffd186e8f962569ec1c78

Aliases

arxiv: 0906.4482 · arxiv_version: 0906.4482v1 · doi: 10.48550/arxiv.0906.4482 · pith_short_12: SPUF5FEF36JP · pith_short_16: SPUF5FEF36JPDUVC · pith_short_8: SPUF5FEF

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/SPUF5FEF36JPDUVCXTLUEVQCIB \
  | 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: 93e85e9485df92f1d2a2bcd7425602407b1026d3947ffd186e8f962569ec1c78

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4d0fc26bd332bd33a282b166923833c86655e67fca8faf506c2aa18ff41adeb4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-06-24T16:05:57Z",
    "title_canon_sha256": "f04cbcfc15af0cf239e966932a4f4fd65e168dea164876e91c89dbb027059991"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0906.4482",
    "kind": "arxiv",
    "version": 1
  }
}