Pith Number

pith:LNOADTR5

pith:2017:LNOADTR5VG4RDPVHZGTOUEZQFH

not attested not anchored not stored refs pending

Discovery and first models of the quadruply lensed quasar SDSS J1433+6007

Adriano Agnello, Claudio Grillo, Mario Bonamigo, Sherry H. Suyu, Tommaso Treu, Tucker Jones

arxiv:1702.03942 v1 · 2017-02-13 · astro-ph.GA · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LNOADTR5VG4RDPVHZGTOUEZQFH}

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	2026-05-18T00:27:21.756303Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5b5c01ce3da9b911bea7c9a6ea133029dd94d42bd3f2d03e7abec654ea1af5da

Aliases

arxiv: 1702.03942 · arxiv_version: 1702.03942v1 · doi: 10.48550/arxiv.1702.03942 · pith_short_12: LNOADTR5VG4R · pith_short_16: LNOADTR5VG4RDPVH · pith_short_8: LNOADTR5

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/LNOADTR5VG4RDPVHZGTOUEZQFH \
  | 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: 5b5c01ce3da9b911bea7c9a6ea133029dd94d42bd3f2d03e7abec654ea1af5da

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "faf19d9a8696829ea51c47ab85a1570f08a3a325c71db8f247b9d4a2dd848eb2",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-02-13T19:00:18Z",
    "title_canon_sha256": "4dcc1f968785945a0525541103699f32f0508f2196fd31ff4db76d37282db71b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.03942",
    "kind": "arxiv",
    "version": 1
  }
}