Pith Number

pith:FKTHAPYB

pith:2021:FKTHAPYBGMOF76RM7ZWNLCXYE7

not attested not anchored not stored refs pending

X-Ray Evidence Against the Hypothesis that the Hyper-Luminous z=6.3 Quasar J0100+2802 is Lensed

Chiara Mazzucchelli, Daniel Stern, Eduardo Ba\~nados, Thomas Connor

arxiv:2111.05860 v1 · 2021-11-10 · astro-ph.GA · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FKTHAPYBGMOF76RM7ZWNLCXYE7}

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	2026-07-05T03:36:18.076677Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2aa6703f01331c5ffa2cfe6cd58af827cff1a79600a352265e0fb42557903262

Aliases

arxiv: 2111.05860 · arxiv_version: 2111.05860v1 · doi: 10.48550/arxiv.2111.05860 · pith_short_12: FKTHAPYBGMOF · pith_short_16: FKTHAPYBGMOF76RM · pith_short_8: FKTHAPYB

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/FKTHAPYBGMOF76RM7ZWNLCXYE7 \
  | 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: 2aa6703f01331c5ffa2cfe6cd58af827cff1a79600a352265e0fb42557903262

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d5a0adf049e74f1732a20480ede4862b06706fa672845d83718eba54907c7289",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2021-11-10T19:00:00Z",
    "title_canon_sha256": "0eeee961925c28228aca76839e1378eebe7796ceac4d059fda8a3a3c73f51b07"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.05860",
    "kind": "arxiv",
    "version": 1
  }
}