Pith Number

pith:AEFCRZTN

pith:2009:AEFCRZTNGRHJ6NSETG5SA7SBXJ

not attested not anchored not stored refs pending

Spinning-Up the Envelope Before Entering a Common Envelope Phase

Ealeal Bear, Israel), Noam Soker (Technion

arxiv:0910.0522 v2 · 2009-10-03 · 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{AEFCRZTNGRHJ6NSETG5SA7SBXJ}

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	2026-05-18T02:34:20.297703Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

010a28e66d344e9f364499bb207e41ba41c1519b6729a2c968e5f746d1020d1b

Aliases

arxiv: 0910.0522 · arxiv_version: 0910.0522v2 · doi: 10.48550/arxiv.0910.0522 · pith_short_12: AEFCRZTNGRHJ · pith_short_16: AEFCRZTNGRHJ6NSE · pith_short_8: AEFCRZTN

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/AEFCRZTNGRHJ6NSETG5SA7SBXJ \
  | 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: 010a28e66d344e9f364499bb207e41ba41c1519b6729a2c968e5f746d1020d1b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9baaae9e85d1877635bd529a9e28e7a4615c1911cabfc3d7144867d3522e3cbe",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-10-03T07:39:41Z",
    "title_canon_sha256": "3742312f5fdec3ee2616fda9086027ce1b73274878901a788cc975025f72eb74"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.0522",
    "kind": "arxiv",
    "version": 2
  }
}