Pith Number

pith:NPNILB5V

pith:2018:NPNILB5VH7J3MRYEWJMOBWL4UX

not attested not anchored not stored refs pending

Deep and rapid observations of strong-lensing galaxy clusters within the sky localisation of GW170814

A. Robertson, C. P. L. Berry, G. P. Smith, J. Richard, J. Veitch, K. Sharon, M. Bianconi, M. Jauzac, R. Massey, W. M. Farr

arxiv:1805.07370 v2 · 2018-05-18 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NPNILB5VH7J3MRYEWJMOBWL4UX}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-17T23:47:03.246624Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6bda8587b53fd3b64704b258e0d97ca5c052f8e420083e7e9a8c659be81573fd

Aliases

arxiv: 1805.07370 · arxiv_version: 1805.07370v2 · doi: 10.48550/arxiv.1805.07370 · pith_short_12: NPNILB5VH7J3 · pith_short_16: NPNILB5VH7J3MRYE · pith_short_8: NPNILB5V

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/NPNILB5VH7J3MRYEWJMOBWL4UX \
  | 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: 6bda8587b53fd3b64704b258e0d97ca5c052f8e420083e7e9a8c659be81573fd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4ccbbdd5ba455f03eacc21670a03806d9cdb0938b87bed6d837672d6358b15d5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2018-05-18T18:04:06Z",
    "title_canon_sha256": "5e9cc4d4ea75529aeb9a0a9ec7c082aaa20c046670392b7e62e0f4171369e6ad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.07370",
    "kind": "arxiv",
    "version": 2
  }
}