Pith Number

pith:YRNKYCOE

pith:2011:YRNKYCOEXX3NFVYNOWJOMSSJ2M

not attested not anchored not stored refs pending

The braking index of PSR J1734-3333 and the magnetar population

Andrew Lyne, Cristobal M. Espinoza, Michael Kramer, Richard N. Manchester, Victoria Kaspi

arxiv:1109.2740 v1 · 2011-09-13 · astro-ph.HE · astro-ph.SR

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

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	2026-05-18T02:00:33.765373Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c45aac09c4bdf6d2d70d7592e64a49d315a5d7949dce8f2783a90202ade8fd49

Aliases

arxiv: 1109.2740 · arxiv_version: 1109.2740v1 · doi: 10.48550/arxiv.1109.2740 · pith_short_12: YRNKYCOEXX3N · pith_short_16: YRNKYCOEXX3NFVYN · pith_short_8: YRNKYCOE

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/YRNKYCOEXX3NFVYNOWJOMSSJ2M \
  | 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: c45aac09c4bdf6d2d70d7592e64a49d315a5d7949dce8f2783a90202ade8fd49

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0a96934379876a48274d030097abac57884c5d3d98b4440a0f3d83f254e2f4c6",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2011-09-13T10:36:44Z",
    "title_canon_sha256": "79194b86ef4a0e52a6e7bf689bd8cf222d2b3b00ab99274e38327745cc428b2f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.2740",
    "kind": "arxiv",
    "version": 1
  }
}