Pith Number

pith:OM22DHC4

pith:2026:OM22DHC4M6ROWF4TTYHKT3XAWE

not attested not anchored not stored refs pending

AKRA 3.0: A matrix-free Inversion Framework for Weak Lensing Mass Mapping and Its Application to DES Y3 Data

Jian Qin, Ji Yao, Li Cui, Pengjie Zhang, Yuan Shi

arxiv:2606.06175 v1 · 2026-06-04 · 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{OM22DHC4M6ROWF4TTYHKT3XAWE}

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	2026-06-05T01:15:36.290012Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7335a19c5c67a2eb17939e0ea9eee0b10745ff9446e9ee146633e366b463d9ea

Aliases

arxiv: 2606.06175 · arxiv_version: 2606.06175v1 · doi: 10.48550/arxiv.2606.06175 · pith_short_12: OM22DHC4M6RO · pith_short_16: OM22DHC4M6ROWF4T · pith_short_8: OM22DHC4

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/OM22DHC4M6ROWF4TTYHKT3XAWE \
  | 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: 7335a19c5c67a2eb17939e0ea9eee0b10745ff9446e9ee146633e366b463d9ea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6c091a596a9cefe690b4746ffaa92cb1e2691bd3113358e9c5d85cc29e47b17c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2026-06-04T13:48:02Z",
    "title_canon_sha256": "77ac9fef67f584f0319eee4db36169de1ea82e64db8b98a1d99fd6769f1d1f00"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.06175",
    "kind": "arxiv",
    "version": 1
  }
}