Pith Number

pith:O2Z6NQI6

pith:2011:O2Z6NQI6FCI6UXZQSSKCUYPK5H

not attested not anchored not stored refs pending

Orbital Separation Amplification in Fragile Binaries with Evolved Components

David Valls-Gabaud, Kyle B. Johnston, Terry D. Oswalt

arxiv:1111.4100 v2 · 2011-11-17 · astro-ph.SR · stat.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{O2Z6NQI6FCI6UXZQSSKCUYPK5H}

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	2026-05-18T03:59:26.277160Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

76b3e6c11e2891ea5f3094942a61eae9ea62a9129f80c6313836da38f226f4d6

Aliases

arxiv: 1111.4100 · arxiv_version: 1111.4100v2 · doi: 10.48550/arxiv.1111.4100 · pith_short_12: O2Z6NQI6FCI6 · pith_short_16: O2Z6NQI6FCI6UXZQ · pith_short_8: O2Z6NQI6

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/O2Z6NQI6FCI6UXZQSSKCUYPK5H \
  | 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: 76b3e6c11e2891ea5f3094942a61eae9ea62a9129f80c6313836da38f226f4d6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c90d559dec18ea1a30a83a6bfef8f4f5825073a51dac3fb170970afcab8ad326",
    "cross_cats_sorted": [
      "stat.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-11-17T14:06:34Z",
    "title_canon_sha256": "01ed4c35a08d3a59b9aab2748cde71dafab268d718a92aec7f23e753f2243c4f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.4100",
    "kind": "arxiv",
    "version": 2
  }
}