Pith Number

pith:HZV7LQXB

pith:2009:HZV7LQXBWSVYXSE7THQT33JDEE

not attested not anchored not stored refs pending

The Shapes of AGB Envelopes as Probes of Binary Companions

E. A. Wirth, N. Mauron, P. J. Huggins

arxiv:0904.1884 v1 · 2009-04-12 · 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{HZV7LQXBWSVYXSE7THQT33JDEE}

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	2026-05-18T02:14:06.294739Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3e6bf5c2e1b4ab8bc89f99e13ded232119e0132024c9c91525b10f59a686dd47

Aliases

arxiv: 0904.1884 · arxiv_version: 0904.1884v1 · doi: 10.48550/arxiv.0904.1884 · pith_short_12: HZV7LQXBWSVY · pith_short_16: HZV7LQXBWSVYXSE7 · pith_short_8: HZV7LQXB

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/HZV7LQXBWSVYXSE7THQT33JDEE \
  | 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: 3e6bf5c2e1b4ab8bc89f99e13ded232119e0132024c9c91525b10f59a686dd47

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eb9819e8d222f13483b8bb2745cd382a71abc73e4f5d15a4cc383ac527fb3785",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-04-12T21:41:54Z",
    "title_canon_sha256": "abc3709bef5e724d6acb885c4c1d9fa92c8fbf82650e021b5305ef27d40c2720"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0904.1884",
    "kind": "arxiv",
    "version": 1
  }
}