Pith Number

pith:YCDX2Z5X

pith:2016:YCDX2Z5XI7LWTJ4FS6I2XWKWA2

not attested not anchored not stored refs pending

Lens Model and Time Delay Predictions for the Sextuply Lensed Quasar SDSS J2222+2745

Eva Wuyts, Hakon Dahle, Jane R. Rigby, Katherine E. Whitaker, Keren Sharon, Matthew B. Bayliss, Michael D. Gladders, Michael K. Florian, Rachel Paterno-Mahler, Traci L. Johnson

arxiv:1609.08848 v1 · 2016-09-28 · astro-ph.GA · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YCDX2Z5XI7LWTJ4FS6I2XWKWA2}

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.

Cited by

1 paper in Pith

COOL-LAMPS IX: A Rare Duo of Quasars Each Lensed by a Single Massive Galaxy Cluster

Receipt and verification

First computed	2026-05-18T00:52:14.687683Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c0877d67b747d769a7859791abd95606bfaed0a5d33d7fc5d387de9516284e70

Aliases

arxiv: 1609.08848 · arxiv_version: 1609.08848v1 · doi: 10.48550/arxiv.1609.08848 · pith_short_12: YCDX2Z5XI7LW · pith_short_16: YCDX2Z5XI7LWTJ4F · pith_short_8: YCDX2Z5X

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/YCDX2Z5XI7LWTJ4FS6I2XWKWA2 \
  | 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: c0877d67b747d769a7859791abd95606bfaed0a5d33d7fc5d387de9516284e70

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c76cfab2132dc10eae98a2c8993470e7a5805cfc105ade752997a90761713cc8",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-09-28T10:12:55Z",
    "title_canon_sha256": "482436911cad9f95a78422f01edc163c08b6a1a776a3314ce75e48e1dc43678f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.08848",
    "kind": "arxiv",
    "version": 1
  }
}