Pith Number

pith:IRNMMOOK

pith:2018:IRNMMOOKUWGWZD6P3MPHZOA7YW

not attested not anchored not stored refs pending

A detailed study of giant pulses from PSR B1937+21 using the Large European Array for Pulsars

B. W. Stappers, C. G. Bassa, D. Perrodin, G. H. Janssen, I. Cognard, J. W. McKee, K. J. Lee, K. Liu, L. Wang, M. Gaikwad, M. Kramer, R. Karuppusamy, R. Smits, S. A. Sanidas, S. Chen, W. W. Zhu

arxiv:1811.02856 v1 · 2018-11-07 · astro-ph.HE

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	2026-05-17T23:59:48.580118Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

445ac639caa58d6c8fcfdb1e7cb81fc5a128657590df23f2df269d588618d02a

Aliases

arxiv: 1811.02856 · arxiv_version: 1811.02856v1 · doi: 10.48550/arxiv.1811.02856 · pith_short_12: IRNMMOOKUWGW · pith_short_16: IRNMMOOKUWGWZD6P · pith_short_8: IRNMMOOK

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/IRNMMOOKUWGWZD6P3MPHZOA7YW \
  | 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: 445ac639caa58d6c8fcfdb1e7cb81fc5a128657590df23f2df269d588618d02a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5a9d93e63f5ee96d19aef0c06c15d0dfe99006a8e6113087a018901296003c2f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2018-11-07T12:21:54Z",
    "title_canon_sha256": "b79359495b6f9e89bc3530a37b76d2d0e5f9a11b94815303b509ae7a88a31f56"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.02856",
    "kind": "arxiv",
    "version": 1
  }
}