Pith Number

pith:SA7C63OM

pith:2020:SA7C63OMSLAZS7VLRCVSAYOPQZ

not attested not anchored not stored refs pending

Constraining the Gravitational Lensing of $z\gtrsim6$ Quasars from their Proximity Zones

Anna-Christina Eilers, Feige Wang, Frederick B. Davies, Joseph F. Hennawi

arxiv:2007.15657 v1 · 2020-07-30 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SA7C63OMSLAZS7VLRCVSAYOPQZ}

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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

The Light Echo of a High-Redshift Quasar mapped with Lyman-$\alpha$ Tomography

Receipt and verification

First computed	2026-07-05T01:57:52.954967Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

903e2f6dcc92c1997eab88ab2061cf8647392bb2884d70e7dc47e6098918c1bc

Aliases

arxiv: 2007.15657 · arxiv_version: 2007.15657v1 · doi: 10.48550/arxiv.2007.15657 · pith_short_12: SA7C63OMSLAZ · pith_short_16: SA7C63OMSLAZS7VL · pith_short_8: SA7C63OM

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/SA7C63OMSLAZS7VLRCVSAYOPQZ \
  | 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: 903e2f6dcc92c1997eab88ab2061cf8647392bb2884d70e7dc47e6098918c1bc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7d4ea22374b77feb573e01ad1f407615998597a635d4f931cde2a3e4b3061112",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2020-07-30T18:00:00Z",
    "title_canon_sha256": "fe62b65e3ef5c4617802c1d294763864038106dd04f367c2b9f615605f08cf7c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2007.15657",
    "kind": "arxiv",
    "version": 1
  }
}