Pith Number

pith:3RQFYD3B

pith:2025:3RQFYD3B5W3KUZF4KT2SCRJLQE

not attested not anchored not stored refs pending

Compressibility Analysis for the differentiable shift-variant Filtered Backprojection Model

Andreas Maier, Chengze Ye, Linda-Sophie Schneider, Mareike Thies, Yipeng Sun

arxiv:2501.11586 v1 · 2025-01-20 · cs.CV · eess.IV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3RQFYD3B5W3KUZF4KT2SCRJLQE}

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	2026-07-05T10:03:11.221170Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dc605c0f61edb6aa64bc54f521452b81143d3394a9632f7c867332ac7cf0e6e0

Aliases

arxiv: 2501.11586 · arxiv_version: 2501.11586v1 · doi: 10.48550/arxiv.2501.11586 · pith_short_12: 3RQFYD3B5W3K · pith_short_16: 3RQFYD3B5W3KUZF4 · pith_short_8: 3RQFYD3B

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/3RQFYD3B5W3KUZF4KT2SCRJLQE \
  | 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: dc605c0f61edb6aa64bc54f521452b81143d3394a9632f7c867332ac7cf0e6e0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0c5aad807a79f47dd5f9abc7f18e716545b2e3eac3b800bd1f80bb1c2f7a4f77",
    "cross_cats_sorted": [
      "eess.IV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-01-20T16:44:37Z",
    "title_canon_sha256": "97f7265e574bd159c126728e9ad4035c0affe3f9220d6a37a80963b9fe883f15"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.11586",
    "kind": "arxiv",
    "version": 1
  }
}