Pith Number

pith:ZI4IRB55

pith:2026:ZI4IRB55EWZSAR7GG4A75TUYWT

not attested not anchored not stored refs pending

The Best Guess: Testing new and old formalisms for the common envelope against observations

Alex Kemp, Amanda Karakas, Riley Thai, Robert Izzard, Ryosuke Hirai, Simon Campbell, Zara Osborn

arxiv:2607.06333 v1 · 2026-07-07 · 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{ZI4IRB55EWZSAR7GG4A75TUYWT}

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	2026-07-08T01:19:21.661716Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ca388887bd25b32047e63701fece98b4e8ec38b5bc61c343db665889f703cbaf

Aliases

arxiv: 2607.06333 · arxiv_version: 2607.06333v1 · doi: 10.48550/arxiv.2607.06333 · pith_short_12: ZI4IRB55EWZS · pith_short_16: ZI4IRB55EWZSAR7G · pith_short_8: ZI4IRB55

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/ZI4IRB55EWZSAR7GG4A75TUYWT \
  | 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: ca388887bd25b32047e63701fece98b4e8ec38b5bc61c343db665889f703cbaf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1c0e314fc86540b618dc412cb9ae6649f28295c38292e86bc6faca700abc17f8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2026-07-07T14:27:50Z",
    "title_canon_sha256": "be73704f395302e5a7e119571bd6db862d6f430a7f21efac7dd2568a6eb83cce"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.06333",
    "kind": "arxiv",
    "version": 1
  }
}