Pith Number

pith:2OG5PMRQ

pith:2025:2OG5PMRQAMZ52VTQCZL6XGGWER

not attested not anchored not stored refs pending

Hydrogen-deficient binary stars with magnetic braking

Avishai Gilkis, Christopher A. Tout, David A. Bour

arxiv:2509.03412 v1 · 2025-09-03 · 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{2OG5PMRQAMZ52VTQCZL6XGGWER}

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	2026-07-05T12:04:22.228645Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d38dd7b2300333dd56701657eb98d6246db4e53173ef06273558b3a97c714e60

Aliases

arxiv: 2509.03412 · arxiv_version: 2509.03412v1 · doi: 10.48550/arxiv.2509.03412 · pith_short_12: 2OG5PMRQAMZ5 · pith_short_16: 2OG5PMRQAMZ52VTQ · pith_short_8: 2OG5PMRQ

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/2OG5PMRQAMZ52VTQCZL6XGGWER \
  | 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: d38dd7b2300333dd56701657eb98d6246db4e53173ef06273558b3a97c714e60

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0d000f50ef4fdacab9f31ffa935ec3313b7bf7c2c94951a08360d9a96128a326",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2025-09-03T15:39:10Z",
    "title_canon_sha256": "0f77195b8fef38c8fa99db44a6352e55f28dbe52eedf1f61851f4eb87191fbaa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.03412",
    "kind": "arxiv",
    "version": 1
  }
}