Pith Number

pith:2M22XYAS

pith:2026:2M22XYASSACZJH4SM4I5BSHATM

not attested not anchored not stored refs pending

SiPhy: Single-Image Physical Property Reasoning

Elkhan Ismayilzada, Hoang Le, Joonwoo Kwon, Yufei Zhang, Zijun Cui

arxiv:2607.22355 v1 · 2026-07-24 · cs.CV · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2M22XYASSACZJH4SM4I5BSHATM}

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	2026-07-27T01:21:16.229647Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d335abe0129005949f926711d0c8e09b0395e32c53b429c8292229db32972e87

Aliases

arxiv: 2607.22355 · arxiv_version: 2607.22355v1 · doi: 10.48550/arxiv.2607.22355 · pith_short_12: 2M22XYASSACZ · pith_short_16: 2M22XYASSACZJH4S · pith_short_8: 2M22XYAS

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/2M22XYASSACZJH4SM4I5BSHATM \
  | 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: d335abe0129005949f926711d0c8e09b0395e32c53b429c8292229db32972e87

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d0f64659fea07a1b56dc89fec25fefbb4c64cae93ea4fca3a8cfe7527a8635ed",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-07-24T14:36:37Z",
    "title_canon_sha256": "4b3daf0134983d76c0c708d456759fbeadbe6b173777cac19dfb3e15d723f6ee"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.22355",
    "kind": "arxiv",
    "version": 1
  }
}