Pith Number

pith:5VIGZJC3

pith:2018:5VIGZJC3IVVPUKXI6JUWKU4YXG

not attested not anchored not stored refs pending

PSR J1755$-$2550: A young radio pulsar with a massive, compact companion

A. D. Cameron, A. G. Lyne, A. Ridolfi, B. Stappers, C. Ng, D. J. Champion, I. Caiazzo, J. Heyl, M. Kramer, M. U. Kruckow, P. C. C. Freire, T. M. Tauris

arxiv:1802.08248 v1 · 2018-02-22 · astro-ph.HE · 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{5VIGZJC3IVVPUKXI6JUWKU4YXG}

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	2026-05-18T00:22:44.076681Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ed506ca45b456afa2ae8f269655398b9b01611a9bb0895ec3f235baf1bb3c7f3

Aliases

arxiv: 1802.08248 · arxiv_version: 1802.08248v1 · doi: 10.48550/arxiv.1802.08248 · pith_short_12: 5VIGZJC3IVVP · pith_short_16: 5VIGZJC3IVVPUKXI · pith_short_8: 5VIGZJC3

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/5VIGZJC3IVVPUKXI6JUWKU4YXG \
  | 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: ed506ca45b456afa2ae8f269655398b9b01611a9bb0895ec3f235baf1bb3c7f3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "26e56fa193db114defe045a7773f710572967f4a492b82042dc4bb566f6b266d",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2018-02-22T19:00:02Z",
    "title_canon_sha256": "a68d8fde1d1982d83b6c9149f4d4f8385a63c263327b520f80354b3526049ab1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.08248",
    "kind": "arxiv",
    "version": 1
  }
}