Pith Number

pith:FZIBVFXZ

pith:2011:FZIBVFXZFJRCG3QO2AG25BVKE2

not attested not anchored not stored refs pending

Discovery of two millisecond pulsars in Fermi sources with the Nancay Radio Telescope

A. A. Abdo, A. G. Lyne, A. K. Harding, B. W. Stappers, C. C. Cheung, C. Venter, D. A. Smith, D. Donato, D. Dumora, D. J. Thompson, D. Parent, E. C. Ferrara, F. Camilo, G. Desvignes, G. Theureau, I. Cognard, J. Ballet, J. E. Grove, K. S. Wood, L. Guillemot, M. Keith, M. Kramer, M. T. Wolff, P. C. C. Freire, P. F. Michelson, P. M. Saz Parkinson, P. S. Ray, P. Weltevrede, R. W. Romani, S. Johnston, S. M. Ransom, T. J. Johnson

arxiv:1102.4192 v2 · 2011-02-21 · astro-ph.HE · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FZIBVFXZFJRCG3QO2AG25BVKE2}

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	2026-05-18T02:03:07.188631Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2e501a96f92a62236e0ed00dae86aa26bc38ac7277b8b810f867381baeabe1e4

Aliases

arxiv: 1102.4192 · arxiv_version: 1102.4192v2 · doi: 10.48550/arxiv.1102.4192 · pith_short_12: FZIBVFXZFJRC · pith_short_16: FZIBVFXZFJRCG3QO · pith_short_8: FZIBVFXZ

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/FZIBVFXZFJRCG3QO2AG25BVKE2 \
  | 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: 2e501a96f92a62236e0ed00dae86aa26bc38ac7277b8b810f867381baeabe1e4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d6b2b8981084362c9aa8ed5d7627bb8123a31efa2d9edd7b5b630057971d13c5",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2011-02-21T11:29:17Z",
    "title_canon_sha256": "77ca575950b34d837aef634b66bdd2c40352fe0db523202db04c4501f4596f57"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1102.4192",
    "kind": "arxiv",
    "version": 2
  }
}