Pith Number

pith:6FI4AFKF

pith:2026:6FI4AFKFYOUUMNL2GP3EJQZWBB

not attested not anchored not stored refs pending

A Decade to Map the Diffuse Universe: FRB-QSO Pairs with HST/COS Spectroscopy

Andrew Fox, Benjamin Oppenheimer, Cameron Hummels, J. Chris Howk, Jessica Werk, J. Xavier Prochaska, Kate Rubin, Khee-Gan Lee, Kirill Tchernyshyov, Kiyoshi Masui, Liam Connor, Lordrick Kahinga, Matthew McQuinn, Nicolas Lehner, Rongmon Bordoloi, Sunil Simha, Victoria Kaspi, Vikram Ravi, Yong Zheng

arxiv:2606.05310 v1 · 2026-06-03 · 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{6FI4AFKFYOUUMNL2GP3EJQZWBB}

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	2026-06-05T00:13:53.247995Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f151c01545c3a946357a33f644c336086f226b322a310dea0a9262c85b6b72c9

Aliases

arxiv: 2606.05310 · arxiv_version: 2606.05310v1 · doi: 10.48550/arxiv.2606.05310 · pith_short_12: 6FI4AFKFYOUU · pith_short_16: 6FI4AFKFYOUUMNL2 · pith_short_8: 6FI4AFKF

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/6FI4AFKFYOUUMNL2GP3EJQZWBB \
  | 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: f151c01545c3a946357a33f644c336086f226b322a310dea0a9262c85b6b72c9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eb82848c4d25c7b2c51bd905c251bc31dfac189a54cc63721495dbb449320df1",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2026-06-03T18:02:17Z",
    "title_canon_sha256": "4b1a737264b4e36187f567e2483498b09b04f665d53a8328e3596956e3fd3bd8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.05310",
    "kind": "arxiv",
    "version": 1
  }
}