Pith Number

pith:XP4ZE4VJ

pith:2016:XP4ZE4VJBORHONMARSWMX2BNVC

not attested not anchored not stored refs pending

Different twins in the millisecond pulsar recycling scenario: optical polarimetry of PSR J1023+0038 and XSS J12270-4859

D. M. Russell, F. Coti Zelati, M. C. Baglio, P. D'Avanzo, S. Campana, S. Covino

arxiv:1605.00653 v1 · 2016-05-02 · astro-ph.SR · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XP4ZE4VJBORHONMARSWMX2BNVC}

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	2026-05-18T01:12:03.687435Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bbf99272a90ba27735808caccbe82da8b4277aec6ab0315cb2d6771aaf40e95a

Aliases

arxiv: 1605.00653 · arxiv_version: 1605.00653v1 · doi: 10.48550/arxiv.1605.00653 · pith_short_12: XP4ZE4VJBORH · pith_short_16: XP4ZE4VJBORHONMA · pith_short_8: XP4ZE4VJ

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/XP4ZE4VJBORHONMARSWMX2BNVC \
  | 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: bbf99272a90ba27735808caccbe82da8b4277aec6ab0315cb2d6771aaf40e95a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "971ddb8b3e6613e2712bf89d40dc53cdb9f5fa624cdc2a78838bb9b87e75afb1",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2016-05-02T20:00:04Z",
    "title_canon_sha256": "6a9227a0c3342d19de340d98acf47dff242b21d8c56b57193b756e0f532aac6a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.00653",
    "kind": "arxiv",
    "version": 1
  }
}